GM

Gilbert Madrona

CM Compagnie Generale Des Etablissements Michelin: 1 patents #884 of 1,564Top 60%
📍 Sauviat, FR: #1 of 2 inventorsTop 50%
Overall (All Time): #3,956,451 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4760860 Valve for tubeless tire — 1988-08-02