1984-04-13
1986-01-14
Schreyer, Stafford D.
1791753F, H04B 346
Patent
active
045647283
ABSTRACT:
A telephone line tester comprises a bipolar LED which has coupled thereto two wires which terminate in a modular plug of the type used on a telephone subset. In this manner the plug is inserted into a telephone jack or receptacle, and if the telephone line is operating properly, one of the diodes will illuminate depending upon the polarity of the telephone lines. The illumination of the diode presents a visual indication to the consumer that the telephone line is operating correctly. In this manner the consumer may save a service call by locating the difficulty in telephone service with the telephone subset on the line.
REFERENCES:
patent: 3976849 (1976-08-01), Champan
patent: 4415778 (1983-11-01), Turner
Comus International, Inc.
Plevy Arthur L.
Schreyer Stafford D.
LandOfFree
Apparatus for testing a telephone line does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Apparatus for testing a telephone line, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Apparatus for testing a telephone line will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-431742