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Patent number:
Patent Date:
US Patent: 2,612,114
Vane Pump or Motor
Patentee:
Walter Ernst (
exact
or
similar
names) - Dayton, Montgomery County, OH
USPTO Classifications:
418/26
,
418/268
,
418/27
Tool Categories:
metalworking machines
:
metalworking machine mechanisms
:
hydraulic apparatus
Assignees:
Thompson Grinder Co.
- Springfield, Clark County, OH
Manufacturer:
Thompson Grinder Co.
- Springfield, Clark County, OH
Witnesses:
Unknown
Patent Dates:
Applied:
Apr. 06, 1948
Granted:
Sep. 30, 1952
Patent Pictures:
USPTO
(New site tip)
Google Patents
Report data errors or omissions to steward Joel Havens
"Vintage Machinery" entry for Thompson Grinder Co.
Description:
This patent was listed on a Thompson Grinder Co. patent plate.
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