Recording – communication – or information retrieval equipment – Computer – data processor equipment
Patent
1981-01-26
1983-08-23
Ansher, Bernard
Recording, communication, or information retrieval equipment
Computer, data processor equipment
D21111, D21166, D1403, D2101
Patent
active
D02702495
REFERENCES:
patent: D102815 (1937-01-01), Busto
patent: D172941 (1954-08-01), Wood, Jr.
patent: D246126 (1977-10-01), Ogawa
patent: D250023 (1978-10-01), Perkins et al.
patent: D265400 (1982-07-01), Feldman
patent: 4087650 (1978-05-01), Tucker
Ansher Bernard
Beecher Keith D.
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