Inventor Mason, Charles T.
Invention Anti-Magnetic Watch
Residence Sumter
Dated 7/2/1889
Patent 406,364
Class 368/293
Assign by direct and mesne assignments, to the American Waltham Watch Company, of ... more
by direct and mesne assignments, to the American Waltham Watch Company, of Massachusetts
US Patent Office Record http://patft1.uspto.gov/netacgi/nph-Parser?patentnumber=0406364
Local Copy of Patent Docs http://library.clemson.edu/scpatimages/index.php?pn=406364