| 000 | 00437nam a2200169Ia 4500 | ||
|---|---|---|---|
| 005 | 20250425161545.0 | ||
| 008 | 250425s9999 xx 000 0 und d | ||
| 041 | _aeng | ||
| 082 | _a621.380432 | ||
| 245 | 0 | _aREQUIREMENTS FOR THE TRANSMISSION OF TELEVISION SIGNALS OVER LONG DISTANCES | |
| 250 | _aS.E. | ||
| 260 | _aS.L. | ||
| 260 |
_aSin Pais _bS.E. _c1950 |
||
| 650 | _aSEÑALES DE TELEVISION | ||
| 942 | _c01 | ||
| 010 | _a22963 | ||
| 999 |
_c211558 _d211558 |
||