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Chatou, FR
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last 30 patents
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Patent Grant
Device for measuring the energy of an electric arc
Patent number
4,988,861
Issue date
Jan 29, 1991
Societe Anonyme dite: Compagnie Lyonnaise de Transmissions Optiques
Roland Hakoun
G01 - MEASURING TESTING
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Patent Grant
Optical device for sealing a container and process for detecting an...
Patent number
4,688,891
Issue date
Aug 25, 1987
Commissariat a l'Energie Atomique
Michel Carratt
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS