Christian Massart

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Charenton-Ie-Pont, FR

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Patents Grantslast 30 patents

Information Patent Grant
Method for cutting-out a multi-layer ophthalmic lens
- Patent number 9,475,166
- Issue date Oct 25, 2016
- Essilor International (Compagnie Generale d'Optique)
- Muriel Godeau
- B24 - GRINDING POLISHING

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR CUTTING-OUT A MULTI-LAYER OPHTHALMIC LENS
- Publication number 20150140905
- Publication date May 21, 2015
- ESSILOR INTERNATIONAL (COMPAGNIE GENERALE D'OPTIQUE)
- Muriel Godeau
- B24 - GRINDING POLISHING