Telephone set

Details Telephone set Telephone set

1978-02-23

1979-05-08

Claffy, Kathleen H.

179 90K, 179100R, 179100C, 179146R, H04M 103, H04M 106, H04M 150

Patent

active

041538226

ABSTRACT:
A telephone set for use in a vehicle having a handset housing with a cramp-like shape with a transmitter microphone on one end and a receiver on the other end, and a detachable dial plate for dialing on the dorsal part of the handset housing approximately behind the receiver. Said dial plate has a groove on either side that fits in with the projection provided on the handset housing. The handset housing has a pin for securing the dial plate, which has a hole for receiving the pin. The arrangement of the pin and the hole provides plug-in facility of the dial plate in the handset. A driver of a vehicle can handle the telephone set with a single hand.

REFERENCES:
patent: 3167617 (1965-01-01), Gerhardt
patent: 3491221 (1970-01-01), Zamarra
patent: 3564164 (1971-02-01), Prescott
patent: 4042793 (1977-08-01), Bellenger
patent: 4126768 (1978-11-01), Grenzow
"New & Timely", Radio Electronics, Aug. 1977, p. 6.

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