000 00358nam a2200157Ia 4500
008 170101s1949 xx 000 0 und d
082 _a608.7 T63H
100 _aTOULMIN, Harry Anlrey jr
245 0 _aHandbook of patents
260 _bN.Y.
_c1949
300 _a800p
650 _aPATENTS
653 _aINVENTIONS
653 _aPATENTS
942 _2ddc
_cB
999 _c10241
_d10241