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发明名称
Verstaerkerschaltung
摘要
申请公布号
DE653895(C)
申请公布日期
1937.12.09
申请号
DE1934H139338D
申请日期
1934.03.09
申请人
HAZELTINE CORPORATION
发明人
分类号
H03F3/28;H03F3/32;H03H11/32
主分类号
H03F3/28
代理机构
代理人
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地址
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