Recording – communication – or information retrieval equipment – Computer – data processor equipment
Patent
1984-09-27
1986-12-16
Burke, Wallace R.
Recording, communication, or information retrieval equipment
Computer, data processor equipment
Patent
active
D02872480
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patent: D190810 (1961-07-01), Dreyfuss et al.
patent: D210378 (1968-03-01), Perkins
patent: D236627 (1975-09-01), Henshaw et al.
patent: D242928 (1977-01-01), Buchin et al.
patent: D282658 (1986-02-01), Abroma
patent: 3123676 (1964-03-01), Prescott et al.
patent: 4220829 (1980-09-01), Rusic
patent: 4232203 (1980-11-01), Lenaerts
Telcom Report 1 Dec. (1978) No. 3, "Article" New Approach for a Competitive EPABX; at p. 163-Handset with SD-192 EPABX.
Patent Associated Literature 1975 Article; New TN Telephone; at pp. 31, 33, 34; Handsets on Stand.
"All About Telephones" Book .COPYRGT.1983; at p. 99, Handset on Model 1065 Electronic Phone-2TT.
Barphone B 801, 2 page ad: showing of handset & stand.
Burke Wallace R.
Fay Horace B.
Teltscher Erwin S.
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