DE341451C - - Google Patents

Info

Publication number
DE341451C
DE341451C DENDAT341451D DE341451DA DE341451C DE 341451 C DE341451 C DE 341451C DE NDAT341451 D DENDAT341451 D DE NDAT341451D DE 341451D A DE341451D A DE 341451DA DE 341451 C DE341451 C DE 341451C
Authority
DE
Germany
Prior art keywords
projection screen
clamping
magnifications
magnification
stuck
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.)
Active
Application number
DENDAT341451D
Other languages
German (de)
English (en)
Publication of DE341451C publication Critical patent/DE341451C/de
Active 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
    • G03B27/52—Details
    • G03B27/58—Baseboards, masking frames, or other holders for the sensitive material
    • G03B27/582—Baseboards, easels

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
  • Photographic Processing Devices Using Wet Methods (AREA)
  • Projection-Type Copiers In General (AREA)
DENDAT341451D Active DE341451C (https=)

Publications (1)

Publication Number Publication Date
DE341451C true DE341451C (https=)

Family

ID=571742

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT341451D Active DE341451C (https=)

Country Status (1)

Country Link
DE (1) DE341451C (https=)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3617126A (en) * 1969-11-10 1971-11-02 Jodon Engineering Associates Repositioning apparatus for photographic plates
FR2179991A1 (https=) * 1972-04-12 1973-11-23 Hitachi Ltd

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3617126A (en) * 1969-11-10 1971-11-02 Jodon Engineering Associates Repositioning apparatus for photographic plates
FR2179991A1 (https=) * 1972-04-12 1973-11-23 Hitachi Ltd

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