FR810751A - Device for enlarging and projecting photographic images - Google Patents

Device for enlarging and projecting photographic images

Info

Publication number
FR810751A
FR810751A FR810751DA FR810751A FR 810751 A FR810751 A FR 810751A FR 810751D A FR810751D A FR 810751DA FR 810751 A FR810751 A FR 810751A
Authority
FR
France
Prior art keywords
enlarging
photographic images
projecting
projecting photographic
images
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.)
Demaria Lapierre and Mollier SA
Original Assignee
Demaria Lapierre and Mollier SA
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 Demaria Lapierre and Mollier SA filed Critical Demaria Lapierre and Mollier SA
Application granted granted Critical
Publication of FR810751A publication Critical patent/FR810751A/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
    • G03B27/32—Projection printing apparatus, e.g. enlarger, copying camera
    • G03B27/34—Means for automatic focusing therefor
    • G03B27/36—Means for automatic focusing therefor by mechanical connections, e.g. by cam, by linkage

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR810751D 1935-12-14 1935-12-14 Device for enlarging and projecting photographic images Expired FR810751A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR810751T 1935-12-14

Publications (1)

Publication Number Publication Date
FR810751A true FR810751A (en) 1937-03-30

Family

ID=9257397

Family Applications (1)

Application Number Title Priority Date Filing Date
FR810751D Expired FR810751A (en) 1935-12-14 1935-12-14 Device for enlarging and projecting photographic images

Country Status (1)

Country Link
FR (1) FR810751A (en)

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