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US Patent: 2,722,889
Servo-type control for pumps
Patentee:
Gunnar A. Wahlmark (exact or similar names) - Rockford, IL

USPTO Classifications:
137/625.69, 417/222.1, 417/374, 91/367, 91/378, 91/499

Tool Categories:

Assignees:
Sundstrand Machine Tool Co. - Rockford, IL

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Applied: Dec. 17, 1945
Granted: Nov. 08, 1955

Patent Pictures:
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