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经营范围
发明名称
Demodulationsvorrichtung
摘要
申请公布号
DE710803(C)
申请公布日期
1941.09.22
申请号
DE1936I055668D
申请日期
1936.08.01
申请人
INTERNATIONAL STANDARD ELECTRIC CORPORATION
发明人
分类号
H04R17/00;H04R23/00
主分类号
H04R17/00
代理机构
代理人
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