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GB Patent: GB-1,411,921
Pilot valve
Patentee: Alvin J. Schmidt (exact or similar names) - Philadelphia, PA USPTO Classifications: 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: Feb. 05, 1973 Granted: Oct. 29, 1975 Patent Pictures: Espacenet patent Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for J. E. Lonergan Co.

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