US PATENT SUBCLASS 106 / 698
.~.~ Perlite containing
Current as of:
June, 1999
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106 /
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COMPOSITIONS: COATING OR PLASTIC
*
DD
COATING OR PLASTIC COMPOSITIONS
{40}
638
DF
.~ Inorganic settable ingredient containing {30}
698
.~.~ Perlite containing
DEFINITION
Classification: 106/698
Perlite containing:
(under subclass 638) Subject matter involving compositions containing perlite.
