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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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