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发明名称
摘要
申请公布号
FR1580596(A)
申请公布日期
1969.09.05
申请号
FRD1580596
申请日期
1968.08.28
申请人
发明人
分类号
C03C3/145;C03C4/08
主分类号
C03C3/145
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