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Patent number:
Patent Date:
US Patent: 2,390,590
Hydraulic Device
Patentee:
Morris P. Holmes (
exact
or
similar
names) - Claremont, Sullivan County, NH
USPTO Classifications:
91/483
,
91/501
,
91/503
Tool Categories:
metalworking machines
:
metalworking machine mechanisms
:
hydraulic apparatus
Assignees:
Jones & Lamson Machine Co.
- Springfield, Windsor County, VT
Manufacturer:
Not known to have been produced
Witnesses:
Unknown
Patent Dates:
Applied:
Feb. 18, 1944
Granted:
Dec. 11, 1945
Patent Pictures:
USPTO
(New site tip)
Google Patents
Report data errors or omissions to steward Joel Havens
"Vintage Machinery" entry for Jones, Lamson & Co.
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