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US Patent: 2,365,748
Hydraulic Circuit
Patentee:
Frank W. Curtis (exact or similar names) - Springfield, Hampden County, MA

USPTO Classifications:
137/625.68, 60/380, 60/383, 91/27, 91/355

Tool Categories:
metalworking machines : milling machines
metalworking machines : machine tool controls

Assignees:
Van Norman Machine Tool Co. - Springfield, Hampden County, MA

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Feb. 27, 1941
Granted: Dec. 26, 1944

Patent Pictures:
USPTO (New site tip)
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Report data errors or omissions to steward Joel Havens
"Vintage Machinery" entry for Van Norman Machine Tool Co.

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