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发明名称
Niederfrequenzverstärker mit Widerstandskopplung.
摘要
申请公布号
CH191691(A)
申请公布日期
1937.06.30
申请号
CHD191691
申请日期
1935.11.30
申请人
JOSEPH MASSOLLE G. M. B. H.;MASSOLLE,JOSEPH
发明人
JOSEPH MASSOLLE G. M. B. H.;MASSOLLE,JOSEPH
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代理人
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