| 发明名称 |
EQUIPEMENT MODULATEUR POUR LA FORMATION D'UN SYSTEME TELEPHONI QUE MULTIPLEX DE FREQUENCE |
| 摘要 |
<p>Modulator equipment having several modulator stages providing several hundreds of channels, having a more economical construction than known equipment, due to the use of high transposition frequencies.</p> |
| 申请公布号 |
CA1010581(A) |
申请公布日期 |
1977.05.17 |
| 申请号 |
CA19730184001 |
申请日期 |
1973.10.23 |
| 申请人 |
COMPAGNIE INDUSTRIELLE DES TELECOMMUNICATIONS CIT-ALCATEL |
发明人 |
DUVAL, GEORGES;RENAUD-GOUD, JACQUES |
| 分类号 |
H04J1/04 |
主分类号 |
H04J1/04 |
| 代理机构 |
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代理人 |
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| 主权项 |
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| 地址 |
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