Waterproof gaskets and seals for internal combustion engines, for pneumatic controls for machines, motors and engines, for hydraulic controls for machines, motors and engines, for hydraulic engines and motors, motors, electric, other than for land vehicles, for heat exchangers, for steam engine boilers, for engines for air cushion vehicles, for pneumatic tube conveyors, for taps, for springs, for pressure regulators, for pumps, for compressors and for hydropneumatic or hydraulic circuits, being parts of machines; mechanical seals for pumps, for compressors and for hydropneumatic or hydraulic circuits, being parts of machines; coil springs of steel for suspension systems for machine instruments; mechanical seals for waterproofing rotating shafts, being parts of machines

Rubber and rubber bonded to metal antivibration mounts and springs of metal, being parts of vehicles, for insulation and damping of vibrations and noise generated by land vehicles, air vehicles, water vehicles and the constituent parts of the aforesaid vehicles; cushioning vibration-damping pneumatic springs for vehicle suspensions; rolling stock for railways, funicular railways; coil springs of steel for suspension systems for vehicles

Plastics in extruded form for use in manufacturing; compact or foamed plastic semi-finished products in the form of foils, plates, rods, profiles, hoses, tubes, blocks; raw and semi-worked rubber and goods of rubber not included in other classes, namely, rubber wheels and chocks, shock absorbing rubber buffers for industrial machinery; packing, stopping and insulating materials; flexible pipes, not of metal; Rubber insulating linings and seals, namely, cup seals, packing seals, and sealing rings, sealing plugs; sealing rings for use as connection seals; pipe connection seals; ballast mats of elastomer materials; non-conducting materials for retaining heat; thermal insulating materials for use on engine exhaust systems and pipes; soundproofing materials and compounds; Compact and foamed plastic and rubber materials in the form of sheets, strips, moulded parts and compounds for elastic mounting, for vibration damping and shock absorption; semi-finished products of elastomers and resilient materials which can be used for insulation and damping of vibrations, noise and mechanical shocks