Guy Legrand

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Ruff les Echirey, FR

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Patents Grantslast 30 patents

Information Patent Grant
Method for the automatic measurement of convergence and for the det...
- Patent number 4,925,420
- Issue date May 15, 1990
- Videocolor
- Jean-Pierre Fourche
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method for measuring the convergence of a three-gun shadow-mask cat...
- Patent number 4,635,095
- Issue date Jan 6, 1987
- Videocolor
- Guy Legrand
- H04 - ELECTRIC COMMUNICATION TECHNIQUE