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Patent number:
Patent Date:
US Patent: 2,143,229
Control Device
Patentee:
Philip S. Russel (
exact
or
similar
names) - Detroit, Wayne County, MI
USPTO Classifications:
137/115.13
,
137/494
,
210/137
,
210/422
,
210/452
,
417/279
,
417/311
Tool Categories:
industrial machines
:
industrial machine mechanisms
:
industrial control apparatus
industrial tools
:
pressure regulators
Assignees:
Detroit Lubricator Co.
- Detroit, Wayne County, MI
Manufacturer:
Not known to have been produced
Witnesses:
Unknown
Patent Dates:
Applied:
Mar. 05, 1937
Granted:
Jan. 10, 1939
Patent Pictures:
USPTO
(New site tip)
Google Patents
Report data errors or omissions to steward Joel Havens
"Vintage Machinery" entry for Detroit Lubricator Co.
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