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US Patent: 878,256
Centrifugal Pump
Patentee: William H. Thorne (exact or similar names) - Mount Airy, Philadelphia County, PA USPTO Classifications: 384/135, 415/132, 415/217.1 Tool Categories: industrial machines : pumps : rotary pumps Assignees: William Sellers & Co., Inc. - Philadelphia, PA Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Aug. 23, 1907 Granted: Feb. 04, 1908 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for William Sellers & Co.

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