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1059893
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Information
Patent Grant
1059893
References
Source
Patent Number
1,059,893
Date Filed
Not available
Date Issued
Tuesday, April 22, 1913
112 years ago
CPC
B44B3/001 - by copying
Y10T409/301512 - including plural cutters
US Classifications
033 - Geometrical instruments
409 - Gear cutting, milling, or planing
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