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100 1 _aVermeier, D.
700 1 _aLaeneus, E.
700 1 _aDierick, J.
245 0 0 _aApplyin AI Techniques for Patent Information Retrieval
650 _aPatentdokumentation
_93575
650 _aProgramm
_93823
773 0 _aWPI. 10(1988),1,26-36.
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999 _c12399
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