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

Philip B. Ashcraft

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Automated dispatching from a telephone cable air pressure...

Telephonic communications – Diagnostic testing – malfunction indication – or electrical... – Of trunk or long line
Reexamination Certificate

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Index ranking systems and methods for monitoring air...

Data processing: measuring – calibrating – or testing – Measurement system in a specific environment – Mechanical measurement system
Reexamination Certificate

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Method and system for monitoring air pressure in a...

Communications: electrical – Condition responsive indicating system – Specific condition
Reexamination Certificate

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Method and system for monitoring air pressure in a...

Communications: electrical – Condition responsive indicating system – Specific condition
Reexamination Certificate

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Pressure alarms and reports system module for proactive...

Telephonic communications – Diagnostic testing – malfunction indication – or electrical... – Of centralized switching system
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2602590

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