000			00410naa a22001577c 4500
001			6132
003			OSt
005			20190814160942.0
007			t|
008			190702s xxu||||| |||| 00| 0 d
100	1		_aDrift, J. van der
245	0	0	_aEffective strategies for searching existing patent rights
650			_aPatentwesen _93556
650			_aOnline-Recherche _93235
773	0		_aWPI. 13(1991),2,67-71. _wz_WPI
999			_c3672 _d3672