Inventor Christopher, Calvin F.
Invention Driving Mechanism for Road Engines
Residence Spartanburg
Dated 9/27/1892
Patent 483,281
Class *
Assign 1/2 to David R. Duncan and Thomas C. Duncan, of same place
US Patent Office Record http://patft1.uspto.gov/netacgi/nph-Parser?patentnumber=0483281
Local Copy of Patent Docs http://library.clemson.edu/scpatimages/index.php?pn=483281