DE245915C - - Google Patents

Info

Publication number
DE245915C
DE245915C DENDAT245915D DE245915DA DE245915C DE 245915 C DE245915 C DE 245915C DE NDAT245915 D DENDAT245915 D DE NDAT245915D DE 245915D A DE245915D A DE 245915DA DE 245915 C DE245915 C DE 245915C
Authority
DE
Germany
Prior art keywords
strips
ceiling
edge
clamping strips
grooved
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
DENDAT245915D
Other languages
German (de)
English (en)
Publication of DE245915C publication Critical patent/DE245915C/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
    • G03B27/02—Exposure apparatus for contact printing
    • G03B27/14—Details
    • G03B27/18—Maintaining or producing contact pressure between original and light-sensitive material
    • G03B27/20—Maintaining or producing contact pressure between original and light-sensitive material by using a vacuum or fluid pressure

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Joining Of Glass To Other Materials (AREA)
DENDAT245915D Active DE245915C (enrdf_load_stackoverflow)

Publications (1)

Publication Number Publication Date
DE245915C true DE245915C (enrdf_load_stackoverflow)

Family

ID=504835

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT245915D Active DE245915C (enrdf_load_stackoverflow)

Country Status (1)

Country Link
DE (1) DE245915C (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2774289A (en) * 1952-01-09 1956-12-18 Peerless Photo Products Inc Printing device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2774289A (en) * 1952-01-09 1956-12-18 Peerless Photo Products Inc Printing device

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