000 00495 a2200181 4500
082 _a621.3815
_bC7605u
245 1 _aULTRAPURIFICATION OF SEMICONDUCTOR MATERIALS
_cCONFERENCE ON ULTRAPURIFICATION OF SEMICONDUCTOR MATERIALS (1961 : BOSTON)
260 _aN. Y.
_bMacmillan
_c1962
300 _a655
650 _aSemiconductors -- Congresses
700 _aBrooks, M. S.
700 _a
700 _aKennedy, J. K.
700 _a
906 _h1961
964 _gCIRC
997 _a73338 s C
999 _c456420
_d456420