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2160268
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Information
Patent Grant
2160268
References
Source
Patent Number
2,160,268
Date Filed
Not available
Date Issued
Tuesday, May 30, 1939
85 years ago
CPC
B21C37/045 - Manufacture of wire or bars with particular section or properties
B21B15/02 - in which work is subjected to permanent internal twisting
US Classifications
072 - Metal deforming
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