[go: up one dir, main page]

CA468171A - Double shutter heat protection for motion picture projectors - Google Patents

Double shutter heat protection for motion picture projectors

Info

Publication number
CA468171A
CA468171A CA468171A CA468171DA CA468171A CA 468171 A CA468171 A CA 468171A CA 468171 A CA468171 A CA 468171A CA 468171D A CA468171D A CA 468171DA CA 468171 A CA468171 A CA 468171A
Authority
CA
Canada
Prior art keywords
motion picture
heat protection
picture projectors
double shutter
shutter heat
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.)
Expired
Application number
CA468171A
Other languages
French (fr)
Inventor
G. Capstaff John
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Canadian Kodak Co Ltd
Original Assignee
Canadian Kodak Co Ltd
Publication date
Application granted granted Critical
Publication of CA468171A publication Critical patent/CA468171A/en
Expired legal-status Critical Current

Links

CA468171A Double shutter heat protection for motion picture projectors Expired CA468171A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA468171T

Publications (1)

Publication Number Publication Date
CA468171A true CA468171A (en) 1950-09-19

Family

ID=35602093

Family Applications (1)

Application Number Title Priority Date Filing Date
CA468171A Expired CA468171A (en) Double shutter heat protection for motion picture projectors

Country Status (1)

Country Link
CA (1) CA468171A (en)

Similar Documents

Publication Publication Date Title
CA468171A (en) Double shutter heat protection for motion picture projectors
CA463267A (en) Film controlled safety stop for motion picture projectors
CA469927A (en) Screens for picture projection
CA475048A (en) Motion picture projectors
CA469816A (en) Cinematograph projectors
CA466453A (en) System for preventing film fire in motion picture projectors
CA469332A (en) Shutters for motion picture apparatus
CA459564A (en) Motion picture projector
CA460917A (en) Motion picture projector
CA467640A (en) Catadioptric television projectors
CA482556A (en) X-ray motion picture photography
CA463761A (en) Photographic camera
CA455735A (en) Image projection system
AU141009B2 (en) Screens for picture projection
AU148521B2 (en) Multiple image projector
CA470000A (en) Film transport means for motion picture projectors
AU222345B2 (en) Motion picture camera
CA394283A (en) Motion picture projector mechanism
CA394284A (en) Motion picture projector mechanism
CA394285A (en) Motion picture projector mechanism
CA477478A (en) Motion picture projection machines
AU2899549A (en) Screens for picture projection
CA468539A (en) Image projection systems
CA464259A (en) Cinematograph projection apparatus
AU2889149A (en) Multiple image projector