000 00423nam a2200169Ia 4500
008 180424s9999 xx 000 0 und d
084 _a621.384 H8
100 _a"Holkeboer, David H"
245 0 _aVaccum Engineering
250 _a\\196700ENGGPSX
260 _aBoston Technical Publishers
260 _b1967
260 _cCambridge
300 _aviii+339 p
500 _aincludes index and biblioraphy
942 _cBK
999 _c22687
_d22687