Recording – communication – or information retrieval equipment – Computer – data processor equipment
Patent
1982-09-22
1985-04-02
Ansher, Bernard
Recording, communication, or information retrieval equipment
Computer, data processor equipment
Patent
active
D02782340
REFERENCES:
patent: D227267 (1973-06-01), Scanlon
patent: D266163 (1982-09-01), Moussette
patent: D269611 (1983-07-01), Saito
patent: D270634 (1983-09-01), Ungar
patent: D272904 (1984-03-01), Kawano
Best Catalog, 1980/1981, p. 330, Item A & C, Headphones.
Ansher Bernard
Eslinger Lewis H.
Pfeffer Terry
Sinderbrand Alvin
Sony Corporation
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