US PATENT SUBCLASS 53 / 499
.~.~.~.~ Individual sensors (one for each article in the group or subgroup)

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

52  DF  WITH MEANS RESPONSIVE TO A SENSED CONDITION {6}
493  DF  .~ Of individual contents or group feed or delivery {7}
495  DF  .~.~ Responsive to complete group or subgroup {2}
498  DF  .~.~.~ By sensing each individual article of the group or subgroup {2}
499.~.~.~.~ Individual sensors (one for each article in the group or subgroup)

DEFINITION

Classification: 53/499

Individual sensors (one for each article in the group or subgroup):

(under subclass 498) Apparatus including an individual sensing means for each individual element or portion of the group.