US PATENT SUBCLASS 194 / 333
.~.~.~ And means to impart thrust to check

Current as of: June, 1999
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194 /   HD   CHECK-ACTUATED CONTROL MECHANISMS

302  DF  INCLUDING MEANS TO TEST VALIDITY OF CHECK {4}
328  DF  .~ Having means to test surface configuration {4}
332  DF  .~.~ Apertured check {1}
333.~.~.~ And means to impart thrust to check

DEFINITION

Classification: 194/333

And means to impart thrust to check:

(under subclass 332) Apparatus including a member adapted to exert a force upon the check, resulting in relative movement between the check and the control mechanism.