US PATENT SUBCLASS 425 / 173
.~ Means permitting visual inspection by operator


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

169  DF  WITH INDICATOR, SIGNAL, RECORDER, ILLUMINATOR, OR INSPECTION MEANS {3}
173.~ Means permitting visual inspection by operator


DEFINITION

Classification: 425/173

(under subclass 169) Apparatus comprising means which permits or facilitates visual inspection by an operator of the apparatus, the material or the product.