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Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Optical & Optics
Class Information
Number: 352/75
Name: Optics: motion pictures > Removable film strip magazine type > With light trap or occlusion
Description: Subject matter including means to close the film strip enclosure to light during removal and insertion of the film enclosure unit.










Sub-classes under this class:

Class Number Class Name Patents
352/76 Shutter type 7


Patents under this class:

Patent Number Title Of Patent Date Issued
5227819 Film magazine for motion picture camera Jul. 13, 1993
5132724 Opening and closing mechanism for a laser imager film cartridge Jul. 21, 1992
5100228 Case for a camera Mar. 31, 1992
5067807 Removable film boxes for a camera Nov. 26, 1991
4630907 Apparatus for pivotally mounting a film magazine to a motion picture camera Dec. 23, 1986
4336984 Apparatus for holding a copy in reproduction camera Jun. 29, 1982











 
 
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