Telephone

Details Telephone Telephone

1982-05-03

1986-10-07

Burke, Wallace R.

Recording, communication, or information retrieval equipment

Computer, data processor equipment

D14 53, D14 62, D14 58

Patent

active

D02860422

REFERENCES:
patent: D257772 (1981-01-01), Fukutani
patent: D259639 (1981-06-01), Anthony et al.
patent: D265089 (1982-06-01), Bee
patent: D267091 (1982-11-01), Ohno
patent: D267873 (1983-02-01), Brown et al.
patent: D269613 (1983-07-01), Foggia et al.
patent: 4046972 (1977-09-01), Huizinga et al.
patent: 4339632 (1982-07-01), Early et al.
Catalogue of Northern Telecom "Logic 10 Key Telephone Sets."
Catalogue of Northern Telecom SM-1: issued in Feb. 1979.
Japanese Design Registration No. 500274, registered on Jan. 25, 1979.
U.S. Design Patent No. 257,772 Gazette.
Catalogue of Toshiba Electronic Key Telephone System: issued in Sep. 1979.

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