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1777947
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Information
Patent Grant
1777947
References
Source
Patent Number
1,777,947
Date Filed
Not available
Date Issued
Tuesday, October 7, 1930
93 years ago
CPC
G06K21/08 - Apparatus or tools for correcting punching or slotting errors and regeneration of record carriers
Y10T156/1056 - Perforating lamina
Y10T156/1343 - Cutting indefinite length web after assembly with discrete article
Y10T156/1734 - Means bringing articles into association with web
US Classifications
235 - Registers
156 - Adhesive bonding and miscellaneous chemical manufacture
178 - Telegraphy
234 - Selective cutting
346 - Recorders
427 - Coating processes
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