FR556731A - Perfectionnements aux appareils photographiques - Google Patents

Perfectionnements aux appareils photographiques

Info

Publication number
FR556731A
FR556731A FR556731DA FR556731A FR 556731 A FR556731 A FR 556731A FR 556731D A FR556731D A FR 556731DA FR 556731 A FR556731 A FR 556731A
Authority
FR
France
Prior art keywords
cameras
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
Albert-Victor Cibert
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 FR556731A publication Critical patent/FR556731A/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
    • G03B3/00—Focusing arrangements of general interest for cameras, projectors or printers
    • G03B3/02—Focusing arrangements of general interest for cameras, projectors or printers moving lens along baseboard

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR556731D 1922-09-30 1922-09-30 Perfectionnements aux appareils photographiques Expired FR556731A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR556731T 1922-09-30

Publications (1)

Publication Number Publication Date
FR556731A true FR556731A (fr) 1923-07-25

Family

ID=8940362

Family Applications (1)

Application Number Title Priority Date Filing Date
FR556731D Expired FR556731A (fr) 1922-09-30 1922-09-30 Perfectionnements aux appareils photographiques

Country Status (1)

Country Link
FR (1) FR556731A (fr)

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