Home| FAQ Search:Advanced|Person|Company| Type|Class Login
Quick search:
Patent number:
Patent Date:
first    back  next  last
US Patent: 820,549
Means for Cooling Engine and Other Cylinders
Edward P. Caldwell - Chicago, IL

USPTO Classifications:
123/41.3, 165/183

Tool Categories:
propulsion and energy : internal combustion engines : heat radiators

Charles W. Caldwell - Waterloo, Black Hawk County, IA

Caldwell-Hollowell Mfg. Co. - Waterloo, Black Hawk County, IA

Albert H. Adams
Minnie A. Hunter
G. V. Donasu
J. B. Weir

Patent Dates:
Applied: Dec. 22, 1904
Granted: May 15, 1906

Patent Pictures:
USPTO pdf tiff
Google Patents
Report data errors or omissions
"Vintage Machinery" entry for Caldwell-Hollowell Mfg. Co.

Copyright © 2002-2018 - DATAMP