Etat Francais (Centre National d'Etudes des Telecommunications)

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Issy les Molineaux, FR

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Patents Grantslast 30 patents

Information Patent Grant
Method for connecting optical fibres without Fresnel reflection and...
- Patent number 4,986,627
- Issue date Jan 22, 1991
- Etat Francais (Centre National d'Etudes des Telecommunications)
- Daniel Boscher
- G02 - OPTICS
Information Patent Grant
Holographic method and apparatus using incoherent light
- Patent number 4,976,504
- Issue date Dec 11, 1990
- Etat Francais (Centre National d'Etudes des Telecommunications)
- Gabriel Sirat
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY