Title:
Metering slot configuration for hydraulic control valves
United States Patent 3198212


Inventors:
Junck, John A.
Scheidt, James E.
Application Number:
US28241863A
Publication Date:
08/03/1965
Filing Date:
05/22/1963
Assignee:
CATERPILLAR TRACTOR CO
Primary Class:
Other Classes:
137/625.69, 251/282
International Classes:
F16K11/07
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