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发明名称
Elektromechanischer oder elektroakustischer Wandler mit verbessertem Temperaturgang
摘要
申请公布号
DE925627(C)
申请公布日期
1955.03.24
申请号
DE1951E003790
申请日期
1951.05.30
申请人
ELECTROACUSTIC GESELLSCHAFT M.B.H.
发明人
HECHT HEINRICH DR. DR. H. C.
分类号
H03H3/04
主分类号
H03H3/04
代理机构
代理人
主权项
地址
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