Inventor Chisolm, Laurens N.
Invention Smoke Conductor for Railway Trains
Residence Charleston
Dated 7/22/1890
Patent 432,862
Class *
Assign *
US Patent Office Record http://patft1.uspto.gov/netacgi/nph-Parser?patentnumber=0432862
Local Copy of Patent Docs http://library.clemson.edu/scpatimages/index.php?pn=432862