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发明名称
Support des systèmes d'électrodes de lampes
摘要
申请公布号
FR891275(A)
申请公布日期
1944.03.02
申请号
FRD891275
申请日期
1943.02.17
申请人
C. LORENZ AKTIENGESELLSCHAFT
发明人
分类号
H01J19/42
主分类号
H01J19/42
代理机构
代理人
主权项
地址
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