Portable radio telephone

Details Portable radio telephone Portable radio telephone

1992-09-15

1994-03-15

Douglas, Alan P.

Recording, communication, or information retrieval equipment

Video or audio transmission, recording or playback equipment

Radio transceiver

Patent

active

D03451577

REFERENCES:
patent: D282364 (1986-01-01), Takahashi
patent: D297839 (1988-09-01), Fujita et al.
patent: D323325 (1992-01-01), Seki
patent: D326452 (1992-05-01), Roegner
patent: D336472 (1993-06-01), Lin
patent: D337326 (1993-07-01), Kim
patent: 4885797 (1989-12-01), Leather et al.
Korean Official Gazette No. 99988, Mar. 16, 1990.
Japanese Official Gazette No. 804806, Jan. 17, 1991.
Japanese Official Gazette No. 761032, May 2, 1989.
Japanese Official Gazette No. 709324, Jul. 16, 1987.

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