01031nam a2200289 i 450099100098774970753620020507104808.0970307s1965 us ||| | eng b1015775x-39ule_instLE00640238ExLDip.to Fisicaita53.0.634621.3.2.85621.38151TK7872.V3Rosebury, Fred462264Handbook of electron tube and vacuum techniques /by Fred RoseburyReading, MA :Addison Wesley Publ. Co.,1965x, 597 p. :ill. ;25 cm.Includes bibliographies.Electron tubes-Handbooks, manuals, etc..b1015775x21-09-0627-06-02991000987749707536LE006 621.3.2 ROS12006000053594le006-E0.00-l- 00000.i1019130627-06-02Handbook of electron tube and vacuum techniques187334UNISALENTOle00601-01-97ma -engus 01