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US Patent: 1,211,431
Lubricator
Patentee: Albert J. Gates (exact or similar names) - Chicago, IL USPTO Classifications: 184/58 Tool Categories: industrial tools : lubricators propulsion and energy : internal combustion engines : internal combustion engine lubrication Assignees: Hanna Engineering Works - Chicago, IL Manufacturer: Not known to have been produced Witnesses: Henry A. Parks Helen Freund	Patent Dates: Applied: Apr. 08, 1913 Granted: Jan. 09, 1917 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for Gates Iron Works "Vintage Machinery" entry for Hanna Engineering Works
Description: Lubrication for "a motor operated by compressed air", as in a riveter.

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