Inventor Mason, Charles T. sr.
Invention Electric Motor
Residence Sumter
Dated 1/31/1888
Patent 377,319
Class 105/60
Assign The Maryland Electric Motor Manufacturing Company of Baltimore city
US Patent Office Record http://patft1.uspto.gov/netacgi/nph-Parser?patentnumber=0377319
Local Copy of Patent Docs http://library.clemson.edu/scpatimages/index.php?pn=377319