Recording – communication – or information retrieval equipment – Computer – data processor equipment
Patent
1985-02-01
1987-03-31
Burke, Wallace R.
Recording, communication, or information retrieval equipment
Computer, data processor equipment
D14 64, D18 7
Patent
active
D02890453
REFERENCES:
patent: D253698 (1979-12-01), Nichols et al.
patent: D258957 (1981-04-01), Bevilacqua et al.
patent: D259200 (1981-05-01), Welch et al.
patent: D266855 (1982-11-01), Yoshioka et al.
patent: 2775405 (1956-12-01), Paston
Retailing Home Furnishings, 10/8/79, Section 1 HFD; at p. 81; Sundry Showings of Capsule Type Pushbuttons.
Office Products Mag.; 2/1975, at p. 54-Novus Calculators with Capsule Pushbuttons.
Burke Wallace R.
Fay Jr. Horace B.
Northern Telecom Limited
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