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US Patent: 313,496
Valve for Steam Engines
Patentee:
De Witt C. Harlow (exact or similar names) - Chippewa Falls, Chippewa County, WI

USPTO Classifications:
251/164, 251/282

Tool Categories:
propulsion and energy : steam engines : steam engine valves

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Jan. 21, 1884
Granted: Mar. 10, 1885

Patent Pictures:
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