Inventor Gray, John W.
Invention Bit Stock
Residence Stillwood
Dated 111/10/1896
Patent 571,267
Class *
Assign *
US Patent Office Record http://patft1.uspto.gov/netacgi/nph-Parser?patentnumber=0571267
Local Copy of Patent Docs http://library.clemson.edu/scpatimages/index.php?pn=571267