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经营范围
发明名称
Procédé pour le déphasage d'impulsions de très courte durée
摘要
申请公布号
FR842418(A)
申请公布日期
1939.06.12
申请号
FRD842418
申请日期
1938.02.16
申请人
COMPAGNIE GENERALE DE TELEGRAPHIE SANS FIL
发明人
分类号
B21C37/20;G01S1/02;H01B13/00
主分类号
B21C37/20
代理机构
代理人
主权项
地址
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