Pumps (parts of machines, engines or motors), including compressed air pumps, vacuum pumps, gas pumps, hose pumps, diaphragm pumps; pump diaphragms; valves, pressure valves, pressure reducers, pressure regulators, all of the aforesaid included in this class; filters for machines, including suction filters for machines, liquid filters for machines, absorption filters for machines, all of the aforesaid included in this class; compressors [machines]; compressor gas coolers (machines) and parts therefor, namely, humidifier containers for humidifying gas upstream of a gas cooler; blowing machines for the compression, exhaustion and transport of gases; compressed air machines; crankcases for machines, motors and engines; condensing installations and condensate treatment elements (parts of machines), including condensate receivers, condensate separators, condensate drains; mechanical, pneumatic and hydraulic regulating and control apparatus; gas converters; parts and fittings for the aforesaid goods (included in this class)

Analysis equipment, not for medical purposes, in particular euqipment for analysing gases; parts for gas testing instruments, namely, suspended wash bottles for maintaining constant pressure upstream of a gas analyser; scientific apparatus and instruments; optical apparatus and instruments; apparatus and instruments for physics; chemistry apparatus and instruments; weighing apparatus and instruments; measuring apparatus, instruments and appliances; flow measuring apparatus; signalling, checking (supervision) and monitoring apparatus and instruments, including liquid alarm sensors; detectors; alarms; diaphragms for scientific apparatus; probes, included in this class, in particular gas sampling probes; gas sampling pipes and tubes in the form of parts for gas testing instruments; thermostats; apparatus for recording, transmission, storage, processing or reproduction of sound or images; calculating machines, data-processing equipment and computers; software; electric and electronic regulating and control apparatus; parts and fittings for the aforesaid goods (included in this class)

Gas purification apparatus, namely, gas purification installations, in particular installations for the purification of measuring and sample gas, gas dilution units for the purification of measuring and sample gases, gas purification apparatus having suspended wash bottles, in particular for washing out components from measuring or sample gases; gas-scrubbing apparatus; gas scrubbers as parts of gas installations; air purifying apparatus and machines; air dryers; apparatus for heating, steam generating, refrigerating, drying, ventilating and water supply purposes; gas preheaters, in particular for preheating measuring or sample gas; heat exchangers, other than parts of machines; electric heating apparatus, in particular for gas sampling probes; cooling installations, machines and apparatus, in particular for gases, air and liquids, including peltier coolers and precoolers; filters for the purification of gases, included in this class; prefilters for the purification of sample gases; evaporators; regulating and safety accessories for gas apparatus; parts and accessories for the aforesaid goods, included in this class

Retailing and wholesaling, such services also provided via electronic media and via the lnternet and via a catalogue, in all the following fields in this class: construction materials and components of metal, hardware and metal goods, compressors, condensing installations, air condensers, pumps, control apparatus for compressors, control apparatus for condensing machines, control apparatus for air condensers, control apparatus for pumps; retailing and wholesaling, such services also provided via electronic media and via the lnternet and via a catalogue, in all the following fields in this class: hand tools and instruments (hand operated), scientific apparatus and instruments, analysis and diagnostic apparatus, surveying apparatus and instruments, optical apparatus and instruments, weighing apparatus and instruments, measuring apparatus and instruments, signaling apparatus and instruments, checking (supervision) apparatus and instruments; retailing and wholesaling, such services also provided via electronic media and via the lnternet and via a catalogue, in all the following fields in this class: gas- and air-analysis apparatus, physics (apparatus and instruments for -), apparatus for recording of images and data, apparatus for transmission of images and data, apparatus for the storage of images and data, apparatus for processing images and data, apparatus for reproduction of images and data, calculating machines, computers, computer software; retailing and wholesaling, such services also provided via electronic media and via the lnternet and via a catalogue, in all the following fields in this class: apparatus for heating purposes, steam generating apparatus, warming apparatus, refrigerating apparatus, drying apparatus, ventilating apparatus and water supply apparatus; consultancy and information in relation to the aforesaid services, included in this class

Installation, repair and maintenance of building and construction materials and elements of metal, ironmongery, compressors, condensing installations, air condensers, pumping, control apparatus for compressors, control apparatus for condensing machines, control apparatus for air condensers, control apparatus for pumps, hand tools and implements [hand-operated]; installation services, maintenance and repair of scientific apparatus and instruments, analysis and diagnostic apparatus, surveying apparatus and instruments, optical apparatus and instruments, weighing apparatusand instruments, measuring apparatus and instruments, signalling apparatus and instruments, checking (supervision) apparatus and instruments; installation, maintenance and repair of gas and air analysis apparatus, physical apparatus and instruments, apparatus for recording images and data, apparatus for transmitting images and data, apparatus for storing images and data, apparatus for processing images and data, apparatus for reproducing images and data; installation, maintenance and repair of calculating machines, computers, computer software, heating apparatus, steam generating apparatus, warming apparatus, cooling apparatus, drying apparatus, ventilating and water supply apparatus; consultancy and information in relation to the aforesaid services, included in this class

Scientific and technological services and research and design relating thereto; engineering services; industrial analysis, industrial research and industrial design; quality control and authentication services; technical drafting, development and design services and engineering relating to construction material and construction elements of metal, iron and metal goods, compressors, condensing installations, air condensers, pumps, control apparatus for compressors, control apparatus for condensing machines, control apparatus for air condensers, control apparatus for pumps; technical drafting, development and design services and engineering relating to hand-operated apparatus and tools, scientific apparatus and instruments, analysis and diagnosis apparatus, surveying apparatus and instruments, optical apparatus and instruments, weighing apparatus and instruments, measuring apparatus and instruments, signalling apparatus and instruments, checking apparatus and instruments; technical drafting, development and design services and engineering relating to gas and air analysis apparatus, physical apparatus and instruments, apparatus for recording images and data, apparatus for transmitting images and data, apparatus for storing images and data, apparatus for processing images and data, apparatus for reproducing images and data, calculating machines, computers, computer software; technical drafting, development and design services and engineering relating to heating apparatus, steam generating apparatus, warming apparatus, apparatus for refrigerating purposes, dryers for apparatus, ventilation devices and water supply equipment