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发明名称
摘要
申请公布号
NL6506485(A)
申请公布日期
1965.11.23
申请号
NL19650006485
申请日期
1965.05.21
申请人
发明人
分类号
C09B43/00;C25D11/24
主分类号
C09B43/00
代理机构
代理人
主权项
地址
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