000 00362nam a2200133Ia 4500
008 180413s9999 xx 000 0 und d
020 _a712308628
100 _aAshpitel Sue
245 0 _aIntroduction To Patents Information
260 _bLondon: The British Library C2002
546 _aEng
690 _aPatent Information;Patent Classification
942 _e4th
999 _c43414
_d43414