4. Communications: electrical
  5. Condition responsive indicating system
  6. Specific condition

John T. Carroll

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Automatic antenna tuner system for RFID

Communications: electrical – Selective – Interrogation response
Reexamination Certificate

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Circuit breaker with indicator lights

Communications: electrical – Condition responsive indicating system – Specific condition
Patent

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Undervoltage release device for a circuit breaker

Electricity: magnetically operated switches – magnets – and electr – Electromagnetically actuated switches – Automatic circuit-interrupting devices
Patent

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Profile ID: LFUS-PAI-P-813266

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