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发明名称
Oxydkathode für elektrische Entladungsröhren
摘要
申请公布号
AT178402(B)
申请公布日期
1954.05.10
申请号
ATD178402
申请日期
1953.01.29
申请人
EGYESUELT IZZOLAMPA ES VILLAMOSSAGI RESZVENYTARSASAG
发明人
DIPL. ING. ERNOE WINTER;DIPL. ING. MIHALY SZEKELY
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