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US Patent: 295,676
Air-pump
Patentee: George Ross (exact or similar names) - Troy, NY USPTO Classifications: 251/297, 417/101 Tool Categories: Assignees: None Manufacturer: Ross Valve Co. - Troy, NY Witnesses: John Buckler Worth Osgood	Patent Dates: Applied: Aug. 27, 1882 Granted: Mar. 25, 1884 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin

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