Eric Dufresne

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Paris, FR

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Patents Grantslast 30 patents

Information Patent Grant
Holographic apparatus using incoherent light
- Patent number 5,081,540
- Issue date Jan 14, 1992
- Etat Francais, represente par le Ministre des Postes, Telecommunications et d...
- Eric Dufresne
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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