| 000 | 00434pam a2200145a 44500 | ||
|---|---|---|---|
| 040 | _aP K Kelkar Library, IIT Kanpur | ||
| 082 |
_a621.38 _bP611t |
||
| 100 | _aPierce, John Robinson | ||
| 245 | 1 |
_aTraveling-wave tubes _cJohn Robinson Pierce |
|
| 260 |
_aNew York _bD. Van Nostrand _c1950 |
||
| 300 | _axi, 260p | ||
| 440 |
_aThe Bell Telephone Laboratories Series _v |
||
| 650 | _aTraveling-wave tubes | ||
| 997 | _a11334 s C | ||
| 999 |
_c416821 _d416821 |
||