DE212763C - - Google Patents

Info

Publication number
DE212763C
DE212763C DENDAT212763D DE212763DA DE212763C DE 212763 C DE212763 C DE 212763C DE NDAT212763 D DENDAT212763 D DE NDAT212763D DE 212763D A DE212763D A DE 212763DA DE 212763 C DE212763 C DE 212763C
Authority
DE
Germany
Prior art keywords
door
opened
cinematograph
housing
slide
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
DENDAT212763D
Other languages
German (de)
English (en)
Publication of DE212763C publication Critical patent/DE212763C/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
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/14—Details
    • G03B21/18—Fire preventing or extinguishing

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Special Wing (AREA)
  • Projection Apparatus (AREA)
  • Operating, Guiding And Securing Of Roll- Type Closing Members (AREA)
DENDAT212763D Active DE212763C (enrdf_load_stackoverflow)

Publications (1)

Publication Number Publication Date
DE212763C true DE212763C (enrdf_load_stackoverflow)

Family

ID=474482

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT212763D Active DE212763C (enrdf_load_stackoverflow)

Country Status (1)

Country Link
DE (1) DE212763C (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2419961A (en) * 1944-06-09 1947-05-06 Julian A Links Motion-picture projection apparatus

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2419961A (en) * 1944-06-09 1947-05-06 Julian A Links Motion-picture projection apparatus

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