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发明名称
Perfectionnements aux masses céramiques
摘要
申请公布号
FR1033875(A)
申请公布日期
1953.07.16
申请号
FRD1033875
申请日期
1951.03.12
申请人
BRITISH DIELECTRIC RESEARCH LIMITED
发明人
分类号
C01G23/00
主分类号
C01G23/00
代理机构
代理人
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