Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
From carbohydrate or derivative as a reactant
Inventor
active
Amino-polysaccharides and copolymers thereof for contact lenses
Amino-polysaccharides and copolymers thereof for contact lenses
Silicone-vinyl acetate composition for contact lenses
Silicone-vinyl acetate composition for contact lenses
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Profile ID: LFUS-PAI-P-631996