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3819909
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Information
Patent Grant
3819909
References
Source
Patent Number
3,819,909
Date Filed
Not available
Date Issued
Tuesday, June 25, 1974
49 years ago
CPC
G06K7/02 - by pneumatic or hydraulic means
G05B19/44 - pneumatic
G06K7/00 - Methods or arrangements for sensing record carriers
US Classifications
235 - Registers
250 - Radiant energy
341 - Coded data generation or conversion
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