Invention Patent
- Patent Title: Procédé pour faciliter la réalisation d'une lentille ophtalmique progressive, et lentille(s) ophtalmique(s) progressive(s) correspondante(s)
- Patent Title (English): Process for Facilitating the Production of Progressive Ophtalmic Lens, and Progressive Ophtalmic Lens Thus Produced
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Application No.: CA2040523Application Date: 1991-04-16
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Publication No.: CA2040523A1Publication Date: 1991-10-26
- Inventor: CHAUVEAU JEAN-PIERRE , DEFORGES JEAN-PAUL , HARSIGNY CHRISTIAN
- Applicant: ESSILOR INT
- Assignee: ESSILOR INT
- Current Assignee: ESSILOR INT
- Priority: FR9005277 1990-04-25
- Main IPC: G02C7/06
- IPC: G02C7/06 ; G02C7/02
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