US PATENT SUBCLASS 425 / DIG 224
Injection mold nozzle valve

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

DIG 224Injection mold nozzle valve {2}
DIG 225  DD  .~> Automatic control
DIG 226  DD  .~> Actuated by contact with mold