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1440679
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Information
Patent Grant
1440679
References
Source
Patent Number
1,440,679
Date Filed
Not available
Date Issued
Tuesday, January 2, 1923
101 years ago
CPC
B21J7/32 - operated by rotary drive
Y10T74/18208 - Crank, pitman, and slide
US Classifications
074 - Machine element or mechanism
072 - Metal deforming
192 - Clutches and power-stop control
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