Portable telephone unit

Details Portable telephone unit Portable telephone unit

1989-05-01

1990-07-03

Fay, Jr., Horace B.

Recording, communication, or information retrieval equipment

Video or audio transmission, recording or playback equipment

Radio transceiver

D14148

Patent

active

D03089711

REFERENCES:
patent: D198164 (1914-05-01), Dreyfuss
patent: D259066 (1980-01-01), Kohlman
patent: D264080 (1982-04-01), Iwata
patent: D284474 (1986-07-01), Sawada
patent: D298474 (1988-10-01), Yoshiharu
patent: D301467 (1989-06-01), Pitkonen
patent: D302680 (1989-08-01), Fujita et al.
patent: D303258 (1989-04-01), Weiser et al.
patent: 4056698 (1977-11-01), Meyerie et al.
patent: 4752949 (1988-06-01), Steinbeck et al.
patent: 4876714 (1989-10-01), Yoshida et al.
Telephony, Jun. 8, 1987; "Lite-Set Cordless Phone of Plantronics": Handset, upper right corner.

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