Inventor Seabrook, Isaac DuBose
Invention Rock Dredge
Residence St. Helena Island
Dated 1/22/1884
Patent 292,371
Class 37/314
Assign *
US Patent Office Record http://patft1.uspto.gov/netacgi/nph-Parser?patentnumber=0292371
Local Copy of Patent Docs http://library.clemson.edu/scpatimages/index.php?pn=292371