Recording – communication – or information retrieval equipment – Computer – data processor equipment
Patent
1979-05-29
1981-11-10
Ansher, Bernard
Recording, communication, or information retrieval equipment
Computer, data processor equipment
D21111, D25 11, 10403
Patent
active
D02617633
REFERENCES:
patent: D21042 (1891-09-01), Hammond
patent: D217809 (1970-06-01), Altamura
patent: D248556 (1978-07-01), Thomas
patent: D250023 (1978-10-01), Perkins et al.
patent: 4087650 (1978-05-01), Tucker
Gourmet, Jul. 1975, p. 7, Cable Car.
Ansher Bernard
Beecher Keith D.
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