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发明名称
Entladungsröhre.
摘要
申请公布号
CH164971(A)
申请公布日期
1933.10.31
申请号
CHD164971
申请日期
1933.04.24
申请人
TELEFUNKEN GESELLSCHAFT FUER DRAHTLOSE TELEGRAPHIE M. B. H.
发明人
TELEFUNKEN GESELLSCHAFT FUER DRAHTLOSE TELEGRAPHIE M. B. H.
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