FR1271153A - Improvements to printing machines by the heliographic process - Google Patents

Improvements to printing machines by the heliographic process

Info

Publication number
FR1271153A
FR1271153A FR834018A FR834018A FR1271153A FR 1271153 A FR1271153 A FR 1271153A FR 834018 A FR834018 A FR 834018A FR 834018 A FR834018 A FR 834018A FR 1271153 A FR1271153 A FR 1271153A
Authority
FR
France
Prior art keywords
heliographic
printing machines
machines
printing
heliographic process
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
FR834018A
Other languages
French (fr)
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.)
DCM
D C M
Original Assignee
DCM
D C M
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 DCM, D C M filed Critical DCM
Priority to FR834018A priority Critical patent/FR1271153A/en
Application granted granted Critical
Publication of FR1271153A publication Critical patent/FR1271153A/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)
FR834018A 1960-07-26 1960-07-26 Improvements to printing machines by the heliographic process Expired FR1271153A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR834018A FR1271153A (en) 1960-07-26 1960-07-26 Improvements to printing machines by the heliographic process

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR834018A FR1271153A (en) 1960-07-26 1960-07-26 Improvements to printing machines by the heliographic process

Publications (1)

Publication Number Publication Date
FR1271153A true FR1271153A (en) 1961-09-08

Family

ID=8736237

Family Applications (1)

Application Number Title Priority Date Filing Date
FR834018A Expired FR1271153A (en) 1960-07-26 1960-07-26 Improvements to printing machines by the heliographic process

Country Status (1)

Country Link
FR (1) FR1271153A (en)

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