US PATENT SUBCLASS 425 / 440
.~ By means flexing or deforming the 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}
440.~ By means flexing or deforming the mold

DEFINITION

Classification: 425/440

(under subclass 436) Apparatus in which at least one surface of a mold shaping surface is bent, reshaped or distorted to break the bond between the mold surface and the product.