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US Patent: 2,414,794
Safety valve
Patentee:
Theodore W. Bergquist (exact or similar names) - Willow Grove, PA

USPTO Classifications:
137/476, 137/477

Tool Categories:
propulsion and energy : steam apparatus : steam safety valves

Assignees:
J. E. Lonergan Co. - Philadelphia, PA

Manufacturer:
J. E. Lonergan Co. - Philadelphia, PA

Witnesses:
Unknown

Patent Dates:
Applied: Dec. 13, 1944
Granted: Jan. 28, 1947

Patent Pictures:
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Report data errors or omissions to steward Jeff Joslin
Vintage Machinery entry for J. E. Lonergan Co.

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