FR484528A - Improvements to photographic printing devices - Google Patents

Improvements to photographic printing devices

Info

Publication number
FR484528A
FR484528A FR484528DA FR484528A FR 484528 A FR484528 A FR 484528A FR 484528D A FR484528D A FR 484528DA FR 484528 A FR484528 A FR 484528A
Authority
FR
France
Prior art keywords
printing devices
photographic printing
photographic
devices
printing
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)
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.)
HUEBNER BLEISTEIN PATENTS C
Original Assignee
HUEBNER BLEISTEIN PATENTS C
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 HUEBNER BLEISTEIN PATENTS C filed Critical HUEBNER BLEISTEIN PATENTS C
Application granted granted Critical
Publication of FR484528A publication Critical patent/FR484528A/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
    • G03B27/04—Copying apparatus without a relative movement between the original and the light source during exposure, e.g. printing frame or printing box
    • G03B27/06—Copying apparatus without a relative movement between the original and the light source during exposure, e.g. printing frame or printing box for automatic repeated copying of the same original

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR484528D 1916-08-21 1916-08-21 Improvements to photographic printing devices Expired FR484528A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR484528T 1916-08-21

Publications (1)

Publication Number Publication Date
FR484528A true FR484528A (en) 1917-10-16

Family

ID=1521315

Family Applications (1)

Application Number Title Priority Date Filing Date
FR484528D Expired FR484528A (en) 1916-08-21 1916-08-21 Improvements to photographic printing devices

Country Status (1)

Country Link
FR (1) FR484528A (en)

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