Guy Lessel

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Patents Grantslast 30 patents

Information Patent Grant
Process for the production of medium carbon steel wire rod
- Patent number 4,704,166
- Issue date Nov 3, 1987
- Centre de Recherches Metallurgiques-Centrum voor Research in de Metallurgie
- Norbert Bach
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Process for producing a rolled steel product having high weldabilit...
- Patent number 4,605,449
- Issue date Aug 12, 1986
- Arbed S.A.
- Arthur Schummer
- C21 - METALLURGY OF IRON