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US Patent: 2,792,015
Liquid relief valve
Patentee: Ronald V. Smith (exact or similar names) - Merchantville, NJ USPTO Classifications: 137/469, 251/118 Tool Categories: industrial tools : pressure regulators Assignees: J. E. Lonergan Co. - Philadelphia, PA Manufacturer: J. E. Lonergan Co. - Philadelphia, PA Witnesses: Unknown	Patent Dates: Applied: Aug. 11, 1953 Granted: May 14, 1957 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for J. E. Lonergan Co.

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