Inventor Whitus, Charles
Invention Car Coupling
Residence Wilksburg
Dated 3/8/1892
Patent 470,230
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US Patent Office Record http://patft1.uspto.gov/netacgi/nph-Parser?patentnumber=0470230
Local Copy of Patent Docs http://library.clemson.edu/scpatimages/index.php?pn=470230