000 00469pam a2200145a 44500
040 _aP K Kelkar Library, IIT Kanpur
082 _a621.38151
_bC35p
100 _aChampeix, R.
245 1 _aPhysics and techniques of electron tubes
_cR. Champeix; foreworded by G. A. Boutry
260 _aOxford
_bPergamon Press
_c1961
300 _axii, 221p
504 _aContents: v.1 -- Principles of vacuum technique
650 _aElectron tubes
997 _a10108 v. 1 s C
999 _c435967
_d435967