Inventor Stapel, Adolf G.
Invention Vault Heater
Residence Walhalla
Dated 11/24/1891
Patent 463,926
Class *
Assign *
US Patent Office Record http://patft1.uspto.gov/netacgi/nph-Parser?patentnumber=0463926
Local Copy of Patent Docs http://library.clemson.edu/scpatimages/index.php?pn=463926