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100 1 _aLiddle, L.
245 0 0 _aAutomated search databases at US Patent and Trademark Office
650 _aUSA
_94716
650 _aDatenbank
_9977
650 _aDatenbank
_9977
650 _aPatentamt
_93359
650 _aRecherche
_93828
773 0 _aWPI. 8(1986),4,249-253.
_wz_WPI
999 _c9245
_d9245