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1956407
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Information
Patent Grant
1956407
References
Source
Patent Number
1,956,407
Date Filed
Not available
Date Issued
Tuesday, April 24, 1934
90 years ago
CPC
B23F23/1225 - Arrangements of abrasive wheel dressing devices on gear-cutting machines
B23F1/023 - the tool being a grinding worm
B23F23/1231 - using a gear-shaped dressing tool
US Classifications
451 - Abrading
125 - Stone working
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