DE277034C - - Google Patents

Info

Publication number
DE277034C
DE277034C DENDAT277034D DE277034DA DE277034C DE 277034 C DE277034 C DE 277034C DE NDAT277034 D DENDAT277034 D DE NDAT277034D DE 277034D A DE277034D A DE 277034DA DE 277034 C DE277034 C DE 277034C
Authority
DE
Germany
Prior art keywords
pressure
airtight
bars
hinge part
ceiling
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
DENDAT277034D
Other languages
German (de)
English (en)
Publication of DE277034C publication Critical patent/DE277034C/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)
  • Exposure And Positioning Against Photoresist Photosensitive Materials (AREA)
DENDAT277034D Active DE277034C (fr)

Publications (1)

Publication Number Publication Date
DE277034C true DE277034C (fr)

Family

ID=533175

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT277034D Active DE277034C (fr)

Country Status (1)

Country Link
DE (1) DE277034C (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1015314B (de) * 1955-08-16 1957-09-05 August Schwarz Fa Verschlussanordnung fuer pneumatische Kopiergeraete
US5031319A (en) * 1989-09-22 1991-07-16 Wilkinson Sword Gesellschaft Mit Beschrankter Haftung Wet razor

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1015314B (de) * 1955-08-16 1957-09-05 August Schwarz Fa Verschlussanordnung fuer pneumatische Kopiergeraete
US5031319A (en) * 1989-09-22 1991-07-16 Wilkinson Sword Gesellschaft Mit Beschrankter Haftung Wet razor

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