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1866863
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Information
Patent Grant
1866863
References
Source
Patent Number
1,866,863
Date Filed
Not available
Date Issued
Tuesday, July 12, 1932
91 years ago
CPC
B25D17/08 - Means for retaining and guiding the tool bit
Y10S279/902 - Keyless type socket
Y10S285/922 - Safety and quick release for drill pipes
Y10T279/17 - Socket type
Y10T279/17094 - Sleeve type retainer
Y10T279/17247 - Threaded cam sleeve
US Classifications
279 - Chucks or sockets
285 - Pipe joints or couplings
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