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US Patent: 837,790
Automatic Checks for Feed Glasses and Water by Passes for Lubricators
Patentee: William E. Bryant (exact or similar names) - Detroit, Wayne County, MI USPTO Classifications: 184/97, 73/333 Tool Categories: industrial tools : lubricators Assignees: Michigan Lubricator Co. - Detroit, Wayne County, MI Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Mar. 20, 1903 Granted: Dec. 04, 1906 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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