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Clamping device for holding a tool or a work piece
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Label dispenser for a franking machine
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Electronic component housing for use in hostile environments
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Periodic coupling drive, e.g. for franking machine - uses knee linkage to couple rotating elements of driving and driven coupling halves
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Double current receiver for telegraph and data line signals - has current and threshold detectors coupled to data and clock of D-flip=flop
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Telemetry signal transmission system - uses modification of selected signal blocks of optical line signal
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Fault location circuit for duplex digital transmission installation - enables terminal to evaluate distance to faulty repeater by timing propagation of test signal around loop
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Lost heat removal method for module of electrical elements
