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EP1194797B1   [0002]  [0002]  [0003]  [0005]  [0013]  [0014]  [0085]  [0085]  [0085]  [0087]  [0088]  [0089]  [0090]  [0098]  [0099]  [0106]  [0108]  [0109]  [0109]  [0109]  [0109]  [0119]  [0120] 
US5344447A   [0005]  [0006] 
US5760871A   [0005]  [0007] 
US20080030677A1   [0005]  [0008]