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2207842
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Information
Patent Grant
2207842
References
Source
Patent Number
2,207,842
Date Filed
Not available
Date Issued
Tuesday, July 16, 1940
84 years ago
CPC
B24B1/00 - Processes of grinding or polishing Use of auxiliary equipment in connection with such processes
D01B1/20 - with scraping devices
US Classifications
451 - Abrading
019 - Textiles: fiber preparation
057 - Textiles: spinning, twisting, and twining
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