NL7408570A - - Google Patents

Info

Publication number
NL7408570A
NL7408570A NL7408570A NL7408570A NL7408570A NL 7408570 A NL7408570 A NL 7408570A NL 7408570 A NL7408570 A NL 7408570A NL 7408570 A NL7408570 A NL 7408570A NL 7408570 A NL7408570 A NL 7408570A
Authority
NL
Netherlands
Application number
NL7408570A
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 filed Critical
Publication of NL7408570A publication Critical patent/NL7408570A/xx

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
    • G03B1/00—Film strip handling
    • G03B1/56—Threading; Loop forming
    • 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
    • G03B21/32—Details specially adapted for motion-picture projection
    • G03B21/42—Preventing damage to film due to abnormal operation of projector

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Projection Apparatus (AREA)
NL7408570A 1973-06-25 1974-06-25 NL7408570A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3001573A GB1468353A (en) 1973-06-25 1973-06-25 Cinematorgraph projectors

Publications (1)

Publication Number Publication Date
NL7408570A true NL7408570A (de) 1974-12-30

Family

ID=10300897

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7408570A NL7408570A (de) 1973-06-25 1974-06-25

Country Status (6)

Country Link
US (1) US3932033A (de)
DE (1) DE2430218A1 (de)
FR (1) FR2234578B3 (de)
GB (1) GB1468353A (de)
IN (1) IN142128B (de)
NL (1) NL7408570A (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5622426A (en) * 1994-11-29 1997-04-22 Romano; Richard J. Wash light and method
US20050128147A1 (en) * 2003-12-15 2005-06-16 Zeewaves Systems, Inc. Antenna system
US7710646B2 (en) * 2006-09-12 2010-05-04 Stewart Filmscreen Corporation Anti-bulging projection screen structure

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1812212A (en) * 1925-08-01 1931-06-30 William H Meyer Motion picture projector
US1872353A (en) * 1930-01-11 1932-08-16 Westinghouse Electric & Mfg Co Film gate
US2506441A (en) * 1945-04-10 1950-05-02 Charlin Andre Marie Bernard Cinematographic projector having curved film gate
US2461140A (en) * 1947-11-13 1949-02-08 Eastman Kodak Co Double shutter heat protection for motion-picture projectors
US3029687A (en) * 1958-10-21 1962-04-17 Bosch Gmbh Robert Motion picture apparatus

Also Published As

Publication number Publication date
IN142128B (de) 1977-06-04
US3932033A (en) 1976-01-13
FR2234578A1 (de) 1975-01-17
GB1468353A (en) 1977-03-23
DE2430218A1 (de) 1975-01-16
FR2234578B3 (de) 1977-05-06

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Legal Events

Date Code Title Description
BV The patent application has lapsed