US PATENT SUBCLASS 425 / 465
.~ Including means forming products with distinct portions of varying cross section

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

461  DF  MEANS PROVIDING A SHAPING ORIFICE {5}
465.~ Including means forming products with distinct portions of varying cross section

DEFINITION

Classification: 425/465

Apparatus under subclasses 461 which includes means for forming irregular shaped products by changing the size of configuration of the shaping orifice during the product formation.