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经营范围
发明名称
Dispositif servant à diminuer les bruits parasites dans la radiocommunication multiplex
摘要
申请公布号
FR884434(A)
申请公布日期
1943.08.12
申请号
FRD884434
申请日期
1942.07.24
申请人
FIDES GESELLSCHAFT FU:R DIE VERWALTUNG UND VERWERTUNG VON GEWERBLICHEN SCHUTZRECHTENM. B. H.
发明人
分类号
H04B7/155
主分类号
H04B7/155
代理机构
代理人
主权项
地址
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