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发明名称
Anordnung zur Verstaerkung von Lichtbildern
摘要
申请公布号
DE680762(C)
申请公布日期
1939.09.07
申请号
DE1936H149900D
申请日期
1936.12.12
申请人
DR.-ING. WALTER HEIMANN
发明人
HEIMANN DR.-ING. WALTER
分类号
H01J31/50
主分类号
H01J31/50
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代理人
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