Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Cellular products or processes of preparing a cellular...
Inventor
active
Durable foam of olefin polymers, methods of making foam and...
Durable foam of olefin polymers, methods of making foam and...
Durable foam of olefin polymers, methods of making foam and...
Durable foam of olefin polymers, methods of making foam and...
Froth and durable foam of dispersed olefin polymers, methods...
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