Inventor Raymond, Frank
Invention Improvement in Composition Alloys
Residence Greenville
Dated 1/30/1877
Patent 186,876
Class 420/587
Assign 1/2 to Michael J. Calanan of same place
US Patent Office Record http://patft1.uspto.gov/netacgi/nph-Parser?patentnumber=0186,876
Local Copy of Patent Docs http://library.clemson.edu/scpatimages/index.php?pn=186876