Microfiche reader means

Details Microfiche reader means Microfiche reader means

1975-10-06

1977-07-05

Stephan, Steven L.

Optics: image projectors

Selective data retrieval

Plural picture rows on single microcard

G03B 2308

Patent

active

040336840

ABSTRACT:
A microfiche reader permitting automatic loading and unloading of a microfiche, and rapid, automatic location of a frame on the microfiche in response to keyed input, which is converted to electrical values supplied to drive a frame location device carrying the microfiche in required directions to a requisite setting.

REFERENCES:
patent: 2323372 (1943-07-01), Bryce
patent: 3528735 (1970-09-01), Blutt et al.
patent: 3671116 (1972-06-01), Leutwer et al.
patent: 3708677 (1973-01-01), Volk et al.
patent: 3751152 (1973-08-01), Rinehart
patent: 3790266 (1974-02-01), Ueda et al.

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