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1659437
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Information
Patent Grant
1659437
References
Source
Patent Number
1,659,437
Date Filed
Not available
Date Issued
Tuesday, February 14, 1928
96 years ago
CPC
B23Q5/02 - Driving main working members
B23Q2705/023 - General aspects of driving a boring spindle
Y10T74/19219 - Interchangeably locked
US Classifications
074 - Machine element or mechanism
470 - Threaded, headed fastener, or washer making: process and apparatus
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