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US Patent: 103,698
Cut Off Valve Reversing and Cut-Off Apparatus for Steam Engines
Patentee: Daniel A. Woodbury (exact or similar names) - Rochester, Monroe County, NY USPTO Classifications: 74/570.2 Tool Categories: propulsion and energy : steam engines : steam engine valve gear Assignees: None Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Granted: May 31, 1870 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for Woodbury, Booth & Co.

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