| 000 | 00421 a2200157 4500 | ||
|---|---|---|---|
| 082 |
_a621.38415 _bB413t3 |
||
| 245 | 1 | _aTRANSMISSION SYSTEMS FOR COMMUNICATIONS | |
| 250 | _a3rd | ||
| 260 |
_aNew York _bBell Telephone Laboratories _c1965 |
||
| 300 | _a784 | ||
| 650 | _aTelephone, Wireless | ||
| 650 | _aRadio -- Transmitters And Transmission | ||
| 650 | _aTelecommunication | ||
| 964 | _gCIRC | ||
| 997 | _aA18890 s C | ||
| 999 |
_c459802 _d459802 |
||