000 00601nam a22001937c 4500
001 9922
003 OSt
005 20190814091059.0
007 t|
008 190702s1984 xxu||||| |||| 00| 0 d
110 1 _aWorld Intellectual Property Organization (WIPO) <Geneva>
245 0 0 _aOfficial Catchword Index to the fourth edition (1984) of the International Patent Classification
264 1 _aMünchen:
_bHeymann,
_c1984
300 _a335 S.
650 _aInternationale Patentklassifikation
_92098
650 _aStichwortindex
_94252
650 _aEnglisch
_91015
500 _a18.579, 18.806, 18.811
999 _c6079
_d6079