73108890
Dec 8, 1976
Sep 21, 1982
Electronic Counters and Electronic Controls Comprising Directional Digital Counters, Counters and Totalizers, Stepping Motor Indexers, Defect Recorders, Rotoducers and Rotary Pulse Generators, Digital Tachometers and Ratio Indicators, Tape Controllers, Cut-to-Length Controllers, Position Controllers, Batch Weighers, Indicators and Card Printers, Line Speed Indicators, Digital Tachometers, Sequencing Counters, Draw and Speed Indicators, Speed and Differential Speed Indicators, Card Reader Programmed Counters, Digital Counters with Thumbwheel Switches, Add and Subtract Digital Counters and Totalizers, Transducers, Magnetic Variable Reluctance Pickups, Zero Speed Proximity Pickups, Photocell and Light Source Detectors, Photoreflective Pickups, Motion Detectors
Electrical and Scientific Apparatus