Inventor Adam, Robert M.
Invention Attachment for Dredging Pumps
Residence Charleston
Dated 5/9/1882
Patent 257,633
Class 210/303
Assign *
US Patent Office Record http://patft1.uspto.gov/netacgi/nph-Parser?patentnumber=0257633
Local Copy of Patent Docs http://library.clemson.edu/scpatimages/index.php?pn=257633