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US Patent: 207,421
Improvement in gas-exhaust regulators
Patentee: Reuben Kidder Huntoon (exact or similar names) - Wakefield, MA USPTO Classifications: 137/87.01, 251/11 Tool Categories: propulsion and energy : steam engines : steam engine governors Assignees: Allen Governor Co. - Boston, MA Manufacturer: Allen Governor Co. - Boston, MA Witnesses: John R. Snow R. H. Eddy	Patent Dates: Applied: Jan. 26, 1878 Granted: Aug. 27, 1878 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for R. K. Huntoon

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