FR392193A - Frame for photocopying - Google Patents

Frame for photocopying

Info

Publication number
FR392193A
FR392193A FR392193DA FR392193A FR 392193 A FR392193 A FR 392193A FR 392193D A FR392193D A FR 392193DA FR 392193 A FR392193 A FR 392193A
Authority
FR
France
Prior art keywords
photocopying
frame
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
Eugene Couttolenc
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR392193A publication Critical patent/FR392193A/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
    • G03B27/00—Photographic printing apparatus
    • G03B27/02—Exposure apparatus for contact printing
    • G03B27/14—Details
    • G03B27/18—Maintaining or producing contact pressure between original and light-sensitive material
    • G03B27/22—Maintaining or producing contact pressure between original and light-sensitive material by stretching over a curved surface

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR392193D 1908-07-09 1908-07-09 Frame for photocopying Expired FR392193A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR392193T 1908-07-09

Publications (1)

Publication Number Publication Date
FR392193A true FR392193A (en) 1908-11-19

Family

ID=1437588

Family Applications (1)

Application Number Title Priority Date Filing Date
FR392193D Expired FR392193A (en) 1908-07-09 1908-07-09 Frame for photocopying

Country Status (1)

Country Link
FR (1) FR392193A (en)

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