Inventor Warren, John Ready
Invention Switch Stand and Lock
Residence Yorkville
Dated 9/29/1891
Patent 460,535
Class *
Assign to themselves and Adam Y. Cartright, of same place
US Patent Office Record http://patft1.uspto.gov/netacgi/nph-Parser?patentnumber=0460535
Local Copy of Patent Docs http://library.clemson.edu/scpatimages/index.php?pn=460535