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发明名称
Installation téléphonique à transmission de signaux à haute fréquence
摘要
申请公布号
FR776488(A)
申请公布日期
1935.01.26
申请号
FRD776488
申请日期
1934.07.26
申请人
C. LORENZ AKTIENGESELLSCHAFT
发明人
分类号
H04B3/32
主分类号
H04B3/32
代理机构
代理人
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地址
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