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US Patent: 115,928
Improvement in Steam Engines
Patentee: Gilbert Bradford (exact or similar names) - Watertown, Jefferson County, NY USPTO Classifications: 122/441, 60/669 Tool Categories: propulsion and energy : steam engines Assignees: Portable Steam Engine & Mfg. Co. - Watertown, Jefferson County, NY Manufacturer: Portable Steam Engine & Mfg. Co. - Watertown, Jefferson County, NY Witnesses: Edmund F. Brown William H. McCabe M. Bailey C. B. Nottingham	Patent Dates: Granted: Jun. 13, 1871 Patent Pictures: [ 1 | 2 | 3 ] USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for Portable Steam Engine & Mfg. Co.
Description: See also patent #162120.

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