FR58539E - Appareil de lecture pour microfilm - Google Patents

Appareil de lecture pour microfilm

Info

Publication number
FR58539E
FR58539E FR58539DA FR58539E FR 58539 E FR58539 E FR 58539E FR 58539D A FR58539D A FR 58539DA FR 58539 E FR58539 E FR 58539E
Authority
FR
France
Prior art keywords
microfilm reader
microfilm
reader
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
English (en)
Inventor
Henri-Edouard Martin
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
COMMISSION INTERNATIONALE DES
Original Assignee
COMMISSION INTERNATIONALE DES
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 by COMMISSION INTERNATIONALE DES filed Critical COMMISSION INTERNATIONALE DES
Application granted granted Critical
Publication of FR58539E publication Critical patent/FR58539E/fr
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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR58539D 1948-05-22 1948-05-22 Appareil de lecture pour microfilm Expired FR58539E (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR58539T 1948-05-22

Publications (1)

Publication Number Publication Date
FR58539E true FR58539E (fr) 1954-01-27

Family

ID=8692435

Family Applications (1)

Application Number Title Priority Date Filing Date
FR58539D Expired FR58539E (fr) 1948-05-22 1948-05-22 Appareil de lecture pour microfilm

Country Status (1)

Country Link
FR (1) FR58539E (fr)

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