FD

Francis Dalet

SE Societe Nationale Des Poudres Et Explosifs: 2 patents #45 of 243Top 20%
📍 Tresses, FR: #4 of 10 inventorsTop 40%
Overall (All Time): #2,359,292 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4466352 Dual-mode propellant charge with a trumpet-shaped channel possessing a star-shaped cross-section Bernard Ducourneau 1984-08-21
4314509 Pyrotechnic charge, with a short combustion time, comprising inclined plates of propellant and deflectors, and a propulsion system using a charge of this type 1982-02-09