US PATENT SUBCLASS 73 / 798
.~.~.~.~ Hydraulic or pneumatic actuation

Current as of: June, 1999
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73 /   HD   MEASURING AND TESTING

760  DF  SPECIMEN STRESS OR STRAIN, OR TESTING BY STRESS OR STRAIN APPLICATION {12}
788  DF  .~ By loading of specimen (e.g., strength of material test) {16}
794  DF  .~.~ Plural diverse stress-strain tests or composite loads {2}
796  DF  .~.~.~ Tension-compression {2}
798.~.~.~.~ Hydraulic or pneumatic actuation

DEFINITION

Classification: 73/798

Hydraulic or pneumatic actuation:

(under subclass 796) Subject matter where the load is applied by means of a fluid operated device or system.