Printing and office machinery – Type or type face – Segmented display type
Patent
1979-05-14
1981-09-29
Zarfas, Louis S.
Printing and office machinery
Type or type face
Segmented display type
D1803
Patent
active
D02610078
REFERENCES:
patent: 3979577 (1976-09-01), Seligman
patent: 3991300 (1976-11-01), Chadima, Jr.
patent: 4108368 (1978-08-01), Dobras
Passer Barry E.
Sculley George A.
Cavender J. T.
Hawk Jr. Wilbert
Lavin Richard W.
NCR Corporation
Zarfas Louis S,.
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