4. Communications: electrical
  5. Aircraft alarm or indicating systems
  6. Flight alarm

David D. Jensen

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Method and apparatus for providing call detail records at...

Telephonic communications – With usage measurement – Call traffic recording or monitoring
Reexamination Certificate

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Method and apparatus for providing call detail records at...

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

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Method and apparatus of automatically monitoring aircraft altitu

Communications: electrical – Aircraft alarm or indicating systems – Flight alarm
Patent

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Method and apparatus of automatically monitoring aircraft...

Communications: electrical – Aircraft alarm or indicating systems – Flight alarm
Reexamination Certificate

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Profile ID: LFUS-PAI-P-1115638

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