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Christophe Bochu
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Maisons-Alfort, FR
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last 30 patents
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Patent Grant
Polymer compositions based on polythiourethanes for the manufacture...
Patent number
5,310,847
Issue date
May 10, 1994
Essilor International (Compagnie Generale d'Optique)
Leanirith Yean
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...