US PATENT SUBCLASS 194 / 329
.~.~ Raised annular rim

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}
329.~.~ Raised annular rim

DEFINITION

Classification: 194/329

Raised annular rim:

(under subclass 328) Apparatus wherein the testing means includes a device adapted to determine the presence of a flange at the check's border projecting perpendicularly from its surface.