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US Patent: 545,414
Exhaust Valve for Steam Engines
Patentee:
John W. Sargent (exact or similar names) - Providence, RI

USPTO Classifications:
251/366, 91/456

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

Assignees:
Rice & Sargent Engine Co. - Providence, RI

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: May 09, 1895
Granted: Aug. 27, 1895

Patent Pictures:
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