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- SC Inventors
Inventor | Duc, Henry A. jr. |
Invention | Attrition Mill |
Residence | Charleston |
Dated | 12/27/1881 |
Patent | 251,535 |
Class | 241/57 |
Assign | * |
US Patent Office Record | http://patft1.uspto.gov/netacgi/nph-Parser?patentnumber=0251535 |
Local Copy of Patent Docs | http://library.clemson.edu/scpatimages/index.php?pn=251535 |