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Publication of BE390149ApublicationCriticalpatent/BE390149A/fr
F42B—EXPLOSIVE CHARGES, e.g. FOR BLASTING, FIREWORKS, AMMUNITION
F42B10/00—Means for influencing, e.g. improving, the aerodynamic properties of projectiles or missiles; Arrangements on projectiles or missiles for stabilising, steering, range-reducing, range-increasing or fall-retarding
F42B10/02—Stabilising arrangements
F42B10/04—Stabilising arrangements using fixed fins
Dispositif reutilisable destine a assurer l'extraction d'un bouchon en liege d'une bouteille de champagne,cidre et tout type champenois sans projection dudit bouchon