4. Telephonic communications
  5. Diagnostic testing, malfunction indication, or electrical...
  6. Testing of subscriber loop or terminal

Arthur Serrano

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Apparatus and method for incoming call detection and alarm circu

Telephonic communications – Diagnostic testing – malfunction indication – or electrical... – Testing of subscriber loop or terminal
Patent

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Apparatus and method for incoming call detection and alarm circu

Telecommunications – Transmitter and receiver at same station – Radiotelephone equipment detail
Patent

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Apparatus and method for incoming call detection and alarm circu

Telephonic communications – Diagnostic testing – malfunction indication – or electrical... – Testing of subscriber loop or terminal
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

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Profile ID: LFUS-PAI-P-980934

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