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发明名称
摘要
申请公布号
LU43228(A1)
申请公布日期
1963.04.20
申请号
LUD43228
申请日期
1963.02.20
申请人
发明人
分类号
C03B9/14;C03B9/40
主分类号
C03B9/14
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代理人
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地址
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