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US Patent: 1,270,573
Pump
Patentee: Alexander Groundwater Walls (exact or similar names) - Paisley, Scotland USPTO Classifications: 184/27.1 Tool Categories: transportation : aircraft propulsion and energy : internal combustion engines : internal combustion engine lubrication Assignees: Walter McGee & Son, Ltd. - Paisley, Scotland Manufacturer: Walter McGee & Son, Ltd. - Paisley, Scotland Witnesses: Florence Houston Henry Mason	Patent Dates: Applied: Nov. 21, 1917 Granted: Jun. 25, 1918 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for Walter McGee & Son, Ltd.
Description: "This invention relates to piston pumps...adapted to deliver lubricating oil in an aeroplane engine."

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