Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
At least one aryl ring which is part of a fused or bridged...
Inventor
active
Branched-chain aliphatic ester oils
Film-forming vinyl acetate copolymerizates in an improved proces
Mixed branched and straight chain ester oils
Plant growth regulators and process of regulating plant growth
Water-in-oil emulsions
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