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发明名称
Verfahren zur Aufrechterhaltung konstanter Daempfung bei Abstimmkreisen
摘要
申请公布号
DE559933(C)
申请公布日期
1932.10.05
申请号
DED559933D
申请日期
1930.03.13
申请人
TELEFUNKEN GESELLSCHAFT FUER DRAHTLOSE TELEGRAPHIE M.B.H.
发明人
分类号
H03H5/00
主分类号
H03H5/00
代理机构
代理人
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