Inventor Pratt, Nathaniel A.
Invention Fertilizers, Treating phosphate of lime for manufacture of
Residence Charleston
Dated 4/9/1872
Patent 125613
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Assign *
US Patent Office Record http://patft1.uspto.gov/netacgi/nph-Parser?patentnumber=0125613
Local Copy of Patent Docs http://library.clemson.edu/scpatimages/index.php?pn=125613