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US Patent: 1,771,536
Lubricating Device
Patentee: Arthur M. Greene, Jr. (exact or similar names) - Princeton, Mercer County, NJ USPTO Classifications: 184/39.1 Tool Categories: transportation : railroads : railroad locomotives : steam engine lubricators Assignees: Nathan Mfg. Co. - New York, NY Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Oct. 17, 1925 Granted: Jul. 29, 1930 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for Nathan Mfg. Co.

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