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US Patent: 620,644
Pumping engine
Patentee: David A. Decrow (exact or similar names) - Lockport, NY USPTO Classifications: 417/399, 417/454, 92/161 Tool Categories: propulsion and energy : steam apparatus : steam pumps Assignees: David A. Decrow - Lockport, NY Holly Mfg. Co. - Lockport, NY Manufacturer: Holly Mfg. Co. - Buffalo, NY Witnesses: Charles H. Anderson Chauncey Tucker William J. Hewing H. H. Humphrey	Patent Dates: Applied: Aug. 27, 1897 Granted: Mar. 07, 1899 Patent Pictures: [ 1 | 2 | 3 | 4 | 5 | 6 ] USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for Holly Mfg. Co.
Description: Brown & Darby - patent attorneys

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