Recording – communication – or information retrieval equipment – Computer – data processor equipment
Patent
1978-05-15
1980-07-01
Ansher, Bernard
Recording, communication, or information retrieval equipment
Computer, data processor equipment
D14 53, D1403
Patent
active
D02556812
REFERENCES:
patent: D218314 (1970-08-01), Tyson
patent: D234850 (1975-04-01), Tyson et al.
patent: D245602 (1977-08-01), Genaro et al.
patent: T955001 (1977-02-01), Genaro et al.
patent: 3426160 (1969-02-01), Ring
patent: 3558831 (1971-01-01), Prescott
Read Clifford D.
Tyson John F.
Ansher Bernard
Mowle John E.
Northern Telecom Limited
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