Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Polymers from only ethylenic monomers or processes of...
Inventor
active
Contact lens
Pyrazolone compounds and ophthalmic plastic lens using the same
Reactive dyes and lenses utilizing the same
Soft contact lens with high moisture content and method for prod
Soft intraocular lens
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Profile ID: LFUS-PAI-P-567311