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US Patent: RE9,857
Valve Action of Duplex Engines and Pumps
Patentee:
William H. Guild, Jr. (exact or similar names) - Brooklyn, Kings County, NY

USPTO Classifications:
91/189R

Tool Categories:
propulsion and energy : steam engines : steam engine valves
industrial machines : pumps : pump valves

Assignees:
Guild & Garrison - Brooklyn, Kings County, NY

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: May 14, 1881
Granted: Sep. 06, 1881

Reissue Information:
Reissue of 206,558 (Jul. 30, 1878)

Patent Pictures:
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Report data errors or omissions to steward Joel Havens
"Vintage Machinery" entry for Guild & Garrison

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