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Optical & Optics
Class Information
Number:
396/44
Name:
Photography
>
Self-developing camera
>
Including film processing tank
> And means to move film
Description:
Subject matter including active means to propel light sensitive material.
Sub-classes under this class:
Class Number
Class Name
Patents
396/45
Having tank filling means
2
396/46
Operating on rolled photographic medium
3
396/47
Plural tanks
4
Patents under this class:
Patent Number
Title Of Patent
Date Issued
5512971
Method of and apparatus for transferring film
Apr. 30, 1996
4266866
Diffusion transfer camera processor
May. 12, 1981
4240730
Unique gear drive mechanism for camera-processor
Dec. 23, 1980
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