Inventor Walker, C. Irvine
Invention Manufacture of Artificial Stone Compositions
Residence Charleston
Dated 1/20/1885
Patent 311,156
Class 106/796
Assign *
US Patent Office Record http://patft1.uspto.gov/netacgi/nph-Parser?patentnumber=0311156
Local Copy of Patent Docs http://library.clemson.edu/scpatimages/index.php?pn=311156