FR928578A - Large capacity machines for classifying and reading microfilm - Google Patents

Large capacity machines for classifying and reading microfilm

Info

Publication number
FR928578A
FR928578A FR928578DA FR928578A FR 928578 A FR928578 A FR 928578A FR 928578D A FR928578D A FR 928578DA FR 928578 A FR928578 A FR 928578A
Authority
FR
France
Prior art keywords
classifying
large capacity
capacity machines
microfilm
reading
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
Other languages
French (fr)
Inventor
Gustave-Roger Moulin
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Application granted granted Critical
Publication of FR928578A publication Critical patent/FR928578A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/10—Projectors with built-in or built-on screen
    • G03B21/11—Projectors with built-in or built-on screen for microfilm reading
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B42—BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
    • B42F—SHEETS TEMPORARILY ATTACHED TOGETHER; FILING APPLIANCES; FILE CARDS; INDEXING
    • B42F17/00—Card-filing arrangements, e.g. card indexes or catalogues or filing cabinets
FR928578D 1946-06-03 1946-06-03 Large capacity machines for classifying and reading microfilm Expired FR928578A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR928578T 1946-06-03

Publications (1)

Publication Number Publication Date
FR928578A true FR928578A (en) 1947-12-02

Family

ID=9441895

Family Applications (1)

Application Number Title Priority Date Filing Date
FR928578D Expired FR928578A (en) 1946-06-03 1946-06-03 Large capacity machines for classifying and reading microfilm

Country Status (1)

Country Link
FR (1) FR928578A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2255513A1 (en) * 1971-11-15 1973-05-30 Ricoh Kk MICRO READER
US4746209A (en) * 1986-03-06 1988-05-24 European Atomic Energy Community (Euratom) Device for storing and handling slides

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2255513A1 (en) * 1971-11-15 1973-05-30 Ricoh Kk MICRO READER
US4746209A (en) * 1986-03-06 1988-05-24 European Atomic Energy Community (Euratom) Device for storing and handling slides

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