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3784439
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Information
Patent Grant
3784439
References
Source
Patent Number
3,784,439
Date Filed
Not available
Date Issued
Tuesday, January 8, 1974
50 years ago
CPC
G06K21/06 - Apparatus or tools adapted for slotting or otherwise marking information-retrieval cards
B42F21/00 - Indexing means Indexing tabs or protectors therefor
Y10T156/107 - Punching and bonding pressure application by punch
Y10T156/1326 - Severing means or member secured thereto also bonds
Y10T156/1378 - Cutter actuated by or secured to bonding element
US Classifications
156 - Adhesive bonding and miscellaneous chemical manufacture
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