Portable telephone with dial keys and line keys mounted on diffe

Details Portable telephone with dial keys and line keys mounted on diffe Portable telephone with dial keys and line keys mounted on diffe

1996-12-23

1998-10-13

Bost, Dwayne D.

Telecommunications

Transmitter and receiver at same station

Radiotelephone equipment detail

379368, 341 22, D14138, D14147, H04Q 700

Patent

active

058227032

ABSTRACT:
A portable telephone has external line reception keys which are depressed to capture an external line arranged on a first outer surface of the telephone body and dial keys for call generation arranged on the opposite outer surface of the telephone body. Key protection projections are provided for at least one of the external line keys and the dial keys.

REFERENCES:
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patent: D311916 (1990-11-01), Tomimatu et al.
patent: D313413 (1991-01-01), Langton
patent: 3123676 (1964-03-01), Prescott et al.
patent: 4042793 (1977-08-01), Bellenger
patent: 4153822 (1979-05-01), Ueda et al.
patent: 4160136 (1979-07-01), McGough
patent: 4488009 (1984-12-01), Sherman
patent: 5302970 (1994-04-01), Laskso et al.
patent: 5307401 (1994-04-01), Matsuda
patent: 5365570 (1994-11-01), Boubelik
patent: 5517551 (1996-05-01), Arai
JP405207546A Cordless Key Telephone System--Abstract Only, Aug. 1993.
JP405160884A Cordless Telephone Set--Abstract Only, Jun. 1993.
Uniden Advertisments, Mobile Office, pp. 91 and 147, Oct. 1993.
Michael Meresman, Five Proficeint Portables, Mobile Office, p. 70, Sep. 1992.
The Front, a Hand-Held Computer, Harris Corp., Terminal System pp. 19 and 25, Sep. 19, 1988.

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