US PATENT SUBCLASS 53 / 573
.~.~.~.~ Combined extractor and opener

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

558  DF  APPARATUS FOR FORMING OR PARTIALLY FORMING RECEPTACLE AND SUBSEQUENTLY FILLING {5}
564  DF  .~ Forming by opening or setting up collapsed receptacle {6}
570  DF  .~.~ Bag or sack {1}
571  DF  .~.~.~ Magazine {2}
573.~.~.~.~ Combined extractor and opener

DEFINITION

Classification: 53/573

Combined extractor and opener:

(under subclass 571) Apparatus in which the same instrumentality which removes the bags from the stack also serves to expand or open the bags.