Inventor Donner, Oscar W.
Invention Apparatus for Washing Rock
Residence Coosaw
Dated 7/19/1887
Patent 366,820
Class 209/273
Assign *
US Patent Office Record http://patft1.uspto.gov/netacgi/nph-Parser?patentnumber=0366820
Local Copy of Patent Docs http://library.clemson.edu/scpatimages/index.php?pn=366820