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经营范围
发明名称
Cathode à oxyde rapporté et son procédé de fabrication
摘要
申请公布号
FR1076088(A)
申请公布日期
1954.10.22
申请号
FRD1076088
申请日期
1953.04.23
申请人
EGYESU:LT IZZOLAMPA ES VILLAMOSSAGI RESZVENYTARSASAG
发明人
分类号
H01J1/14;H01J9/04
主分类号
H01J1/14
代理机构
代理人
主权项
地址
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