Inventor Mason, Charles T.
Invention Electric Railway
Residence Sumter
Dated 2/21/1888
Patent 378,259
Class 191/15
Assign The Maryland Electric Motor Manufacturing Company of Baltimore, Maryland
US Patent Office Record http://patft1.uspto.gov/netacgi/nph-Parser?patentnumber=0378259
Local Copy of Patent Docs http://library.clemson.edu/scpatimages/index.php?pn=378259