US PATENT SUBCLASS 425 / 439
.~ By means inverting mold

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

436 R  DF  SHAPING SURFACE INCLUDING MEANS TO RELEASE OR REMOVE PRODUCT FROM SHAPING SURFACE {7}
439.~ By means inverting mold

DEFINITION

Classification: 425/439

(under subclass 436) Apparatus wherein the mold containing the molded product is turned 1805 so that gravity aids in removing the product therefrom.

SEE OR SEARCH CLASS

164, Metal Founding,

409, for means to invent a pattern plate or mold in metal founding apparatus.