Telephonic communications – Diagnostic testing – malfunction indication – or electrical... – Testing of subscriber loop or terminal
Patent
1984-08-20
1986-12-23
Schreyer, Stafford D.
Telephonic communications
Diagnostic testing, malfunction indication, or electrical...
Testing of subscriber loop or terminal
N04B 346
Patent
active
046313680
ABSTRACT:
The switching for readily accessing the service line for test unit is an electromechanical switching arrangement installed at a subscriber location to enable the subscriber to perform simplified tests to determine if telephone troubles being experienced are the fault of the subscribers own equipment and lines, or of the telephone company equipment and lines.
REFERENCES:
patent: 4317967 (1982-03-01), De Vries et al.
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