Portable telephone

Details Portable telephone Portable telephone

1992-02-18

1993-09-07

Douglas, Alan P.

Recording, communication, or information retrieval equipment

Video or audio transmission, recording or playback equipment

Radio transceiver

D 3106, D14144

Patent

active

D03391299

REFERENCES:
patent: D270534 (1983-09-01), Bloem, Sr.
patent: D277179 (1985-01-01), Specht
patent: D289106 (1987-04-01), Leiserson
patent: D304881 (1989-12-01), Zinbarg et al.
patent: D322788 (1991-12-01), Jayez
patent: D325908 (1992-05-01), Seki
patent: D331582 (1992-12-01), Konno
patent: 4677654 (1987-06-01), Lagin et al.
Motorala brochure, .COPYRGT.1984, transportable phone.
NEC brochure, cellular telephone.

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