Inventor Hughes, Samuel
Invention Improvement in Packing Rings
Residence Charleston
Dated 2/15/1876
Patent 173,638
Class 277/468
Assign *
US Patent Office Record http://patft1.uspto.gov/netacgi/nph-Parser?patentnumber=0173,638
Local Copy of Patent Docs http://library.clemson.edu/scpatimages/index.php?pn=173638