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US Patent: 203,511
Improvement in pumping-engines
Patentee: John H. Vaile (exact or similar names) - Dayton, OH USPTO Classifications: 91/346 Tool Categories: propulsion and energy : steam apparatus : steam pumping engines Assignees: None Manufacturer: Smith & Vaile Co. - Dayton, OH Stilwell-Bierce & Smith-Vaile Co. - Dayton, OH Witnesses: Charles M. Peck Quincy Corwin	Patent Dates: Applied: Mar. 25, 1878 Granted: May 07, 1878 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for Stilwell-Bierce & Smith-Vaile Co.

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