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2221080
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Information
Patent Grant
2221080
References
Source
Patent Number
2,221,080
Date Filed
Not available
Date Issued
Tuesday, November 12, 1940
83 years ago
CPC
B24B19/10 - for grinding pistons
Y10T82/26 - Work driver
Y10T279/14 - Eccentric
US Classifications
451 - Abrading
082 - Turning
279 - Chucks or sockets
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