Portable telephone

Details Portable telephone Portable telephone

1991-08-26

1993-01-26

Lucas, Susan J.

Recording, communication, or information retrieval equipment

Video or audio transmission, recording or playback equipment

Radio transceiver

D14147

Patent

active

D03327850

REFERENCES:
patent: D194538 (1963-02-01), Brown
patent: D234605 (1975-03-01), Larson
patent: D269873 (1983-07-01), Nagele
patent: D274243 (1984-06-01), Asaki et al.
patent: D284759 (1986-07-01), Nagele
patent: D287586 (1987-01-01), Tanaka et al.
patent: D295627 (1988-05-01), Nagele
patent: D296692 (1988-07-01), Besford et al.
patent: D315346 (1991-03-01), Nagele
patent: D320780 (1991-10-01), Nagele
patent: D320984 (1991-10-01), Tattari
patent: D322435 (1991-12-01), Nakamachi
patent: D324682 (1992-03-01), Renard et al.
patent: D325577 (1992-04-01), Karlin
patent: D325909 (1992-05-01), Shampley et al.
B. A. Pargh, Spring-Summer 1991-.RTM.1990; Showing of Headsets with Antennas.

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