Inventor Scanlan, Charles A.
Invention Improvement in Dredging Tongs
Residence Charleston
Dated 3/19/1878
Patent 201,559
Class 294/117
Assign 1/5 to Elisha Lindsay Halsey of same place
US Patent Office Record http://patft1.uspto.gov/netacgi/nph-Parser?patentnumber=0201559
Local Copy of Patent Docs http://library.clemson.edu/scpatimages/index.php?pn=201559