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Concrete security structures and method for making same
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Transmit and receive terminal for single tube pneumatic carrier system
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Capacitive intrusion detector circuitry utilizing reference oscillator drift
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Transmit and receive terminal for single tube pneumatic carrier system
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Pneumatic tube system
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Modular safety deposit box system
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Currency dispensing apparatus
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Magnetically encoded card read/write/capture apparatus
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On-line/off-line automated banking system
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Concrete security structures and method for making same
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Noise-discriminating voice-switched two-way intercom system
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Carrier for pneumatic tube system
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Fiche-to-fiche copier
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Fiche-to-fiche copier
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Banking systems
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Terminal for pneumatic carrier system
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Alarm condition sensing and indicating circuit with test capability
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Depository for receiving, imprinting and storing deposited articles of variable thickness
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Document removal and reinsertion detector
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Pneumatic carrier send and receive terminal
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