Description     Revendications     Dessins  

EP0246199A   [0003] 
DE8523263   [0003] 
US2731668A   [0003] 
US3152851A   [0003] 
US4759726A   [0003] 
US5915991A   [0003] 
US6666707B   [0003] 
US6962512B   [0003] 
EP1605547A   [0005]  [0006] 
EP1622224A   [0005]  [0007] 
EP0908965A1   [0009] 
EP1081790A2   [0009]