JD

Jean-Michel Daubignard

ED Essilor International Cie Generale D'Optique: 1 patents #1 of 5Top 20%
📍 Villiers-sur-Marne, FR: #1 of 2 inventorsTop 50%
Overall (1982): #54,812 of 81,411Top 70%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4345824 Eyeglass frames openable at the bridge — 1982-08-24