Voice controlled telephone with loudspeaker

Details Voice controlled telephone with loudspeaker Voice controlled telephone with loudspeaker

1989-12-08

1992-02-18

Fay, Jr., Horace B.

Recording, communication, or information retrieval equipment

Video or audio transmission, recording or playback equipment

Telephone equipment

D14142, D14247, D14240

Patent

active

D03240460

REFERENCES:
patent: D196653 (1963-10-01), Mattke
patent: D284759 (1986-07-01), Nagele et al.
patent: D293238 (1987-12-01), Elie
patent: D300431 (1989-03-01), Sube et al.
patent: D301455 (1989-06-01), Hotsumi et al.
patent: D302012 (1989-07-01), Wang
patent: D302154 (1989-07-01), Ohta et al.
patent: D307016 (1990-04-01), Watanabe
patent: D312256 (1990-11-01), Blomberg
patent: 3913973 (1975-10-01), Mintz et al.
patent: 4850006 (1989-07-01), Sasaki et al.
Spiegel Catalog Spring 1988; .COPYRGT.1988; p. 491 Sony N53 881 5827; Item H. Sony .COPYRGT.1986.
Bell Phones Catalog by Northwestern Bell Phones showing Excursion.RTM. Sport stand up cordless SPP-100, published 1986.

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