Inventor Schlepegrell, Frederick W.
Invention Electrical Speed Indicator
Residence Charleston
Dated 4/10/1888
Patent 380,824
Class 200/80R
Assign *
US Patent Office Record http://patft1.uspto.gov/netacgi/nph-Parser?patentnumber=0380824
Local Copy of Patent Docs http://library.clemson.edu/scpatimages/index.php?pn=380824