Recording – communication – or information retrieval equipment – Video or audio transmission – recording or playback equipment – Telephone equipment
Patent
1979-02-22
1981-11-10
Ansher, Bernard
Recording, communication, or information retrieval equipment
Video or audio transmission, recording or playback equipment
Telephone equipment
D14 4, D14 11, D14 52, D14 53, D14 64, D1402, D1403
Patent
active
D02617617
REFERENCES:
patent: D233446 (1974-10-01), MacConkey
patent: D238079 (1975-12-01), Heribertson
patent: D245500 (1977-08-01), Fukushima et al.
patent: 3659050 (1972-04-01), Carlsson et al.
patent: 4097691 (1978-06-01), Ehrlich et al.
patent: 4115659 (1978-09-01), Spanel et al.
Hutting Richard
Ingber Jack F.
Ansher Bernard
Systems Consultants, Inc.
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