000 00385nam a2200145Ia 4500
008 170101s1957 xx 000 0 und d
041 _aEnglish
082 _aGN301.24T871I
100 _aC D TUSKA
245 0 _aINVENTORS AND INVENTIONS
260 _aNEW YORK
_bMCGRAW-HILL BOOK COMPANY INC.
_c1957
300 _a174
_ePrint
653 _aINVENTORS AND INVENTIONS
942 _2ddc
_cBK
999 _c669842
_d669842