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003 OSt
005 20190814161033.0
007 t|
008 190702s xxu||||| |||| 00| 0 d
100 1 _aSchoeppel, Hans-Rainer
700 1 _aNaetebusch, Roderich
245 0 0 _aPatent searching in a large electrical company, as exemplified by the situation at Siemens
650 _aRecherche
_93828
650 _aPatentprüfung
_93568
773 0 _aWPI. 17(1995),3,165-172.
_wz_WPI
999 _c4995
_d4995