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100 1 _aHaxel, Christoph
245 0 0 _aPatent information at Henkel :
_bfrom documentation and information to collaborative information commerce
650 _aPatentwesen
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650 _aPatentdokumentation
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650 _aPatentdokumentation
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650 _aDatenbank
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650 _aInternet
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773 0 _aWPI. 24(2002),1,25-30
_wz_WPI
999 _c2068
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