US PATENT SUBCLASS 425 / 382.4
.~ Including restriction upstream of shaping orifice and downstream of primary pressurizing means

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

376.1  DF  STOCK PRESSURIZING MEANS OPERABLY ASSOCIATED WITH DOWNSTREAM SHAPING ORIFICE {7}
382.4.~ Including restriction upstream of shaping orifice and downstream of primary pressurizing means

DEFINITION

Classification: 425/382.4

Including restriction upstream of shaping orifice and downstream of primary pressurizing means:

(under subclass 376.1) Apparatus having a constriction upstream of the shaping orifice and downstream of the primary pressurizing means.