Serge Legendre

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Epinay sur Seine, FR

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Patents Grantslast 30 patents

Information Patent Grant
Copying machine notably for grinding concave surfaces
- Patent number 4,016,682
- Issue date Apr 12, 1977
- Essilor International (Compagnie Generale d'Optique)
- Serge Legendre
- B24 - GRINDING POLISHING