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US Patent: 1,582,976
Valve Mechanism
Patentee: John W. Gardner (exact or similar names) - Quincy, Adams County, IL USPTO Classifications: 184/6, 91/346 Tool Categories: propulsion and energy : steam engines : steam engine governors Assignees: Gardner Governor Co. - Quincy, Adams County, IL Manufacturer: Not known to have been produced Witnesses: none listed	Patent Dates: Applied: Nov. 14, 1923 Granted: May 04, 1926 Patent Pictures: [ 1 | 2 ] USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for Gardner Governor Co.

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