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Patent number:
Patent Date:
US Patent: 3,027,916
Safety relief valve
Patentee:
Ronald V. Smith (
exact
or
similar
names) - Pennsauken, NJ
USPTO Classifications:
137/557
,
251/335.3
,
73/40
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:
Nov. 17, 1959
Granted:
Apr. 03, 1962
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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