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US Patent: 1,414,244
Lubrication for engine valves
Patentee: Melvin A. Yeakley (exact or similar names) - Canton, OH USPTO Classifications: 123/190.16 Tool Categories: propulsion and energy : internal combustion engines Assignees: None Manufacturer: Not known to have been produced Witnesses: M. M. Wanamaker A. B. Covrell	Patent Dates: Applied: May 17, 1915 Granted: Apr. 25, 1922 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens
Description: This lubrication system is for the engine-valve of patent 1,335,310, which is for the engine of patent 1,452,995.

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