Rene Le Dain

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Cesson Sevigne, FR

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Patents Grantslast 30 patents

Information Patent Grant
Wide band directional coupler for microstrip lines
- Patent number 4,677,399
- Issue date Jun 30, 1987
- Etat Francais represente par le Ministre des PTT (Centre National d'Etudes de...
- Rene Le Dain
- H01 - BASIC ELECTRIC ELEMENTS