US PATENT SUBCLASS 425 / 535
.~ Including blowing medium supply means

Current as of: June, 1999
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425 /   HD   PLASTIC ARTICLE OR EARTHENWARE SHAPING OR TREATING: APPARATUS

522  DF  FEMALE MOLD AND MEANS TO SHAPE PARISON DIRECTLY BY INTERNAL FLUID PRESSURE, (E.G., BLOW MOLD, ETC.) {10}
535.~ Including blowing medium supply means {1}
536  DF  .~.~> Needle

DEFINITION

Classification: 425/535

(under subclass 522) Apparatus including detailed structure of the means to provide a fluent medium under pressure to the interior of the preformed workpiece.