Inventor Mercer, William H.
Invention Cotton Scraper
Residence Mercer
Dated 5/9/1882
Patent 257,666
Class 172/157
Assign *
US Patent Office Record http://patft1.uspto.gov/netacgi/nph-Parser?patentnumber=0257666
Local Copy of Patent Docs http://library.clemson.edu/scpatimages/index.php?pn=257666