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2188016
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Information
Patent Grant
2188016
References
Source
Patent Number
2,188,016
Date Filed
Not available
Date Issued
Tuesday, January 23, 1940
84 years ago
CPC
B24B53/083 - for tools having a screw-thread profile
B23F23/1225 - Arrangements of abrasive wheel dressing devices on gear-cutting machines
US Classifications
125 - Stone working
451 - Abrading
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