Telephonic communications – Diagnostic testing – malfunction indication – or electrical... – Testing of subscriber loop or terminal
Patent
1986-09-16
1987-12-29
George, Keith E.
Telephonic communications
Diagnostic testing, malfunction indication, or electrical...
Testing of subscriber loop or terminal
379 40, 379 41, 379 42, 379 50, H04M 124, H04M 1104
Patent
active
047165820
ABSTRACT:
A portable, self-contained device for monitoring an area and reporting conditions automatically over standard telephone lines is disclosed. The device communicates through a modem in digital code with digital terminals or in synthetic speech when a digital terminal is not used.
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Blanchard Kenneth E.
Sanislo, Jr. Stephen V.
George Keith E.
Phonetics, Inc.
Wisconsin Bell, Inc.
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