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经营范围
发明名称
Procédé et dispositif pour obtenir un rayonnement non homogène concentré en faisceau d'ondes courtes
摘要
申请公布号
FR757299(A)
申请公布日期
1933.12.22
申请号
FRD757299
申请日期
1933.06.21
申请人
NAAMLOOZE VENNOOTSCHAP MACHINERIEEN-EN APPARATEN FABRIEKEN
发明人
分类号
H01Q19/12
主分类号
H01Q19/12
代理机构
代理人
主权项
地址
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