US PATENT SUBCLASS 493 / 190
.~.~.~ And cooling

Current as of: June, 1999
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493 /   HD   MANUFACTURING CONTAINER OR TUBE FROM PAPER; OR OTHER MANUFACTURING FROM A SHEET OR WEB

51  DF  CONTAINER MAKING {2}
186  DF  .~ Pliable container (e.g., bag, envelope, etc.) {9}
189  DF  .~.~ Including heat sealing {9}
190.~.~.~ And cooling {1}
191  DF  .~.~.~.~> Heating or cooling by direct application of fluid

DEFINITION

Classification: 493/190

And cooling:

(under subclass 189) Method or apparatus combined with or comprising lowering the thermal level of a surface of the workpiece.