643817

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Information

Patent Grant
643817

References
Source

Patent Number
643,817
Date Filed
Not available
Date Issued
Tuesday, February 20, 1900
125 years ago

CPC
- D21G1/00 - Calenders Smoothing apparatus
- Y10T29/474 - Burnishing tool reciprocates across work surface
US Classifications
- 029 - Metal working

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