US PATENT SUBCLASS 383 / 94
.~.~ Heat seal

Current as of: June, 1999
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383 /   HD   FLEXIBLE BAGS

42  DF  WITH CLOSURE {16}
93  DF  .~ Closure within bag {2}
94.~.~ Heat seal

DEFINITION

Classification: 383/94

Heat seal:

(under subclass 93) Subject matter wherein the closure includes portions of bag material which have been welded

together.