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US Patent: 1,174,211
Valve
Patentee: Neal W. Whitbeck (exact or similar names) - Detroit, Wayne County, MI USPTO Classifications: 251/286 Tool Categories: hardware : valves Assignees: Michigan Lubricator Co. - Detroit, Wayne County, MI Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Apr. 12, 1915 Granted: Mar. 07, 1916 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for Michigan Lubricator Co.

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