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US Patent: 1,211,432
Lubricator
Patentee: Philetus Warren Gates (exact or similar names) - Chicago, IL USPTO Classifications: 184/55.2, 184/58 Tool Categories: industrial tools : tool lubricators : oil cups Assignees: Hanna Engineering Works - Chicago, IL Manufacturer: Not known to have been produced Witnesses: Henry A. Parks Thomas F. Sheridan	Patent Dates: Applied: Nov. 07, 1914 Granted: Jan. 09, 1917 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for Hanna Engineering Works Vintage Machinery entry for Gates Iron Works

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