US PATENT SUBCLASS 53 / 72
.~.~.~ And presence or absence of closure

Current as of: June, 1999
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53 /   HD   PACKAGE MAKING

52  DF  WITH MEANS RESPONSIVE TO A SENSED CONDITION {6}
64  DF  .~ Of receptacle or cover feed or adjunct feed or application {5}
67  DF  .~.~ Responsive to presence or absence of preformed receptacle {5}
72.~.~.~ And presence or absence of closure

DEFINITION

Classification: 53/72

(under subclass 67) Apparatus wherein the effected control is responsive to a sensing of both the preformed receptacle and a closure.