4. Communications: electrical
  5. Continuously variable indicating
  6. With meter reading

Charles Bell

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Intelligent locator system

Communications: electrical – Continuously variable indicating – With meter reading
Reexamination Certificate

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Intelligent locator system with multiple bits represented in eac

Communications: electrical – Continuously variable indicating – With meter reading
Patent

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Isolating an inactive cable pair from a bridged active cable...

Telephonic communications – Centralized switching system – Structure of equipment
Reexamination Certificate

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Profile ID: LFUS-PAI-P-1707120

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