000 00489nam a2200205Ia 4500
003 HQRS
005 20180405223342.0
008 150617s2014 xx 000 0 eng d
040 _aHQRS
_beng
_cHQRS
041 _heng
100 _aMeinhardt, Peter
245 _aInvention, patents and trade marks
260 _aLondon:
_bGower Press,
_c1971
300 _a397p.;
_c23cm.
650 _aPatents
650 _aTrade marks
650 _aInventions
365 _aINR
942 _2udc
_cBK
999 _c7236
_d7236