Telephone set

Details Telephone set Telephone set

1989-05-02

1990-11-27

Fay, Jr., Horace B.

Recording, communication, or information retrieval equipment

Video or audio transmission, recording or playback equipment

Telephone equipment

D14241

Patent

active

D03124592

REFERENCES:
patent: D281422 (1985-11-01), Miura et al.
patent: D290355 (1987-01-01), Nagele
patent: D293905 (1988-01-01), Istachauer et al.
patent: D294022 (1988-02-01), Sekiguchi et al.
patent: D296784 (1988-07-01), Yamagishi
patent: D298130 (1988-10-01), Komatsu
patent: D298939 (1988-12-01), Morikawa et al.
patent: D299342 (1989-01-01), Buchin
patent: D300320 (1989-03-01), Watanabe et al.
patent: D300740 (1989-04-01), Sekiguchi et al.
patent: D301031 (1989-05-01), Sasaki et al.
patent: D302092 (1987-09-01), Rittenhouse et al.
patent: D303966 (1989-10-01), Fritzsche
patent: 4375584 (1983-03-01), Muzumdar et al.
patent: 4773090 (1988-09-01), Guatman
patent: 4782522 (1988-11-01), Kramer et al.
NEC 4 page flyer dated 5/85, Telephone Unit at bottom of p. 1.
Telephony, Mar. 16, 1987 at p. 41: Escom Business Phone, 1200 number directory.
GTE Telcomm. Journal, 41, at p. 18; GTE Digital Telephone: Keyphone 1000.

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