Recording – communication – or information retrieval equipment – Computer – data processor equipment
Patent
1978-03-03
1980-09-09
Ansher, Bernard
Recording, communication, or information retrieval equipment
Computer, data processor equipment
D14 92, D1499
Patent
active
D02567989
REFERENCES:
patent: D159458 (1950-07-01), Zapolski
patent: D168614 (1953-01-01), Floria
patent: D199677 (1964-12-01), Mattingly
patent: D211092 (1968-05-01), Kahn
patent: D228922 (1973-10-01), Pruyne
patent: D244214 (1977-05-01), Ross
patent: D244215 (1977-05-01), Ross
Allied Electronics for Everyone, 1968, P. 185, Talk-A-Phone, item No. #12B8054-X.
Ansher Bernard
Bookstein Arthur Z.
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