to pin fire
Støckel: Casimir, Paris, over takes in 1825 the patents of Roux and Picherau and develops in 1837 the famous pin fire cartridge.
his son Eugène Gabriel, Paris and Liège starts in 1854 the construction of the Lefaucheux revolver. His often used trade mark is LF and later EL
fig. 7. culot en for pour charger pistolet