US PATENT SUBCLASS 521 / 912
SEPARATED REACTIVE MATERIALS UTILIZED IN PREPARING CELLULAR PRODUCT
Current as of:
June, 1999
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521 /
HD
SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES
912
SEPARATED REACTIVE MATERIALS UTILIZED IN PREPARING CELLULAR PRODUCT
DEFINITION
Classification: 521/912
SEPARATED REACTIVE MATERIALS UTILIZED IN PREPARING CELLULAR
PRODUCT:
Subject matter involving utilizing two or more reactive materials which are generally separated from each other by some barrier layer.