Acoustic and Optical Systems, Installations, Machines, Apparatus and Instruments, and Parts Thereof-Namely, Cinematographic Projection Apparatus; Cinematographic Recording Apparatus; Movie Projectors; Optical Projection Apparatus; Optical Scanners; Studio Recording Apparatus; Business Systems, Installations, Machines, Apparatus and Instruments, and Parts Thereof-Namely, Accounting Machines; Adding Machines; Automatic Banking Machines; Calculators; Cash Registers; Computers; Copying Machines; Dictating Machines; Electronic Business Systems, Apparatus and Machines; Electronic Tag Reading Apparatus; Facsimile Transmitters, Facsimile Receivers and Wide-Band Facsimile Systems; Information Retrieval Systems and Apparatus; Key Punches; Information and Retail Stock Control and Identification Systems, Including Integrated Data Processing Equipment for Handling and Printing Tickets and Labels Under Use of Punched Hole, Optical Character Recognition or Other Technologies; Label Dispensers; Label Marking Machines; Optical Character Recognition Systems and Apparatus; Optical Scanners; Magnetic Encoding Systems; Point-of-Sale Terminals; Retail Data Processing Systems and Apparatus; Retail Stock Control Apparatus; Retail Stock Identification Systems; Data Processing Systems, Installations, Machines, Apparatus and Instruments, and Parts Thereof-Namely, Computers; Data Signal Conversion Apparatus; Differential Analyzers, Including Digital Differential Analyzers; Digital Printers; Display Apparatus for Data Processing Systems; Monitoring and/or Display Apparatus and Systems for Permitting Visual Surveying of Occurrences for Use in the Fields of Industrial, Clinical and Military Environments; Light-Emitting Diode Display Apparatus; Magnetic and Electronic Memories; Bubble Memory Substrates; Digital Memories; Payroll Check Apparatus; Tape Punching, Tape Recording and Tape Reading Systems and Apparatus; Electrical, Electronic, Communication and Microwave Systems, Installations, Machines, Apparatus and Instruments, and Parts Thereof-Namely, Alarm Systems; Analog-to-Digital Converters; Battery Chargers; Burglary Alarm Systems; Thunderstorm Monitors; Cables; Molded Cable Assemblies; Choke Coils; Circuits and Terminals; Crane Warning Apparatus; Crystals; Data Processing Units and Apparatus; Deflection Yokes; Dials; Digital-to-Analog Converters; Display and Readout Units and Apparatus; Electrical Communication Systems and Apparatus; Facsimile Apparatus; Public Address Systems; Radio; Telephone; Telegraph; Teletype; Voice Switching Systems; Electrical Test Systems and Apparatus; Electronic Display Apparatus; LED Displays; Electronic Modules; Electron Tubes, Including Cathode Ray Tubes; Image Intensifiers for Night Vision Devices; Industrial X-Ray Tubes; Klystrons; Magnetrons; Noise Generator Tubes; Traveling-Wave Tubes; Encoders, Including Shaft Encoders; Structural Components for Electronic Systems, Installations, Machines, Apparatus and Instruments; Facsimile Systems and Apparatus; Flight Instrumentation; Industrial Measuring and Recording Systems and Apparatus; Information Reading Apparatus; Lamp Sockets; Microwave Structural Components; Microwave Oscillators; Night Vision Devices; Image Intensifiers; Optical and Magnetic Crystals; Plating Anodes; Power Supplies; Label, Tag and Ticket Printers; Public Address Systems; Radio Receivers; Retainers; Servo Mechanisms; Signal Converters; Slip Ring Assemblies; Sound Recording Apparatus; Sound Reproduction Apparatus; Tape Recorders; Wire; Electric, Electronic and Microwave Structural Circuit Components-Namely, Back Panels; Brush Blocks; Connectors; Encapsulated Electronic Modules; Deflection Yokes; Ferrite Components; Handles for Manually Operating Structural Circuit Components; Headers; Inductors; Isolation Panels; Jacks; Knobs and Knurls for Rational Adjustment of Electrical and Electronic Apparatus; Electrical Contact Pins; Potentiometers; Printed Circuit Boards, and Cards Therefor; Resistors; Resolvers; Rheostats; Slip Ring Assemblies; Spacers; Switches; Terminals; Thermistors; Transducers, Including Pressure Transducers; Transformers; Waveguides; Flight and Navigation Control and Warning Systems, Installations, Apparatus and Instruments, and Parts Thereof-Namely, Aerospace Ground Systems and Apparatus; Airborne Flight Control Systems, Apparatus and Instruments; Airborne Range Instrumentation; Aircraft Indicators; Air Turbulence Detectors; Automatic Pilots; Auto-Pilot Systems and Apparatus; Cockpit Instrumentation; Compasses; Digital Computers for Aircraft Navigation, Communications, Missile Guidance, Electronic Warfare and Control Systems; Direction Finders; Doppler-Inertial-Loran Navigation Systems; Doppler Navigation Systems; Ground Proximity Warning Systems; Heading and Attitude Reference Systems; Horizon Reference Systems; Inertial Navigation and Reference Systems and Instruments; Accelerometers; Gyrocompasses; Gyroscopes; Inertial Measurement Units; Inertial Platforms; Loran-Navigation Systems; Marine Navigation Systems and Apparatus; Missile Guidance Systems; Omega-Navigation Systems; Radar; Airborne Surveillance Radar; Radio Navigation Systems and Apparatus; Navigation Radio Receivers; Sextants; Speed, Direction and Position Control Mechanisms for Aircraft; Stellar-Inertial-Doppler Navigation Systems; Stellar Navigation Systems and Apparatus; Terrain Avoidance Systems and Apparatus; Geophysical Survey Systems, Installations, Apparatus and Instruments, and Parts Thereof-Namely, Airborne Geophysical Survey Systems and Apparatus; Airborne Photogrammetric Survey Systems and Apparatus; Data Acquisition Systems for Geophysical Surveys; Data Processing and Data Recording Systems and Apparatus for Geophysical Surveys; Data Signal Conversion Apparatus; Digital Seismic Recording Systems; Seismic Cables; Seismic Data Processing Systems; Seismic Detectors; Seismic Sound Sources; Seismic Survey Systems and Apparatus; Scientific Research Apparatus, Instruments and Structural Components, and Parts Thereof-Namely, Laser Rods; Optical Crystals; Magnetic Crystals; Warfare and Defense Systems, Installations, Apparatus and Instruments, and Parts Thereof-Namely, Airborne Warfare and Air Defense Systems and Apparatus; Armament and Disarmament Apparatus and Structural Components; Electronic Warfare Systems and Apparatus; Military Communication Control Systems; Military Computers; Military Display Apparatus; Military Recording Systems; Military Technical Data Processing Systems and Apparatus; Tactical Communication Systems; Tactical Control and Display Systems; Tactical Data Links; Tactical Data Processing Systems and Apparatus