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3480356
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Information
Patent Grant
3480356
References
Source
Patent Number
3,480,356
Date Filed
Not available
Date Issued
Tuesday, November 25, 1969
55 years ago
CPC
G03B23/044 - whereby the picture is returned to the same stock
G03B31/06 - in which sound track is associated with successively-shown still pictures
US Classifications
353 - Optics: image projectors
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