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100 1 _aVögtel, Manred
245 0 0 _aThe use of external databases as a suplementary tool to traditional searches of a patent examiner
650 _aDatenbank
_9977
650 _aPatentwesen
_93556
773 0 _ain. WPI. 7/1985),1/2,126-132.
_wz_WPI
999 _c12476
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