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US Patent: 33,126
Improvement in rotary pumps
Patentee: Monroe Stannard (exact or similar names) - New Britain, CT USPTO Classifications: 418/106, 418/264, 73/259 Tool Categories: Assignees: Pratt, Whitney & Co. - Hartford, CT Manufacturer: Not known to have been produced Witnesses: Charles S. Shultas George S. Gilman	Patent Dates: Granted: Aug. 20, 1861 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for Pratt & Whitney Co.

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