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发明名称
摘要
申请公布号
BE715149(A)
申请公布日期
1968.09.30
申请号
BED715149
申请日期
1968.05.15
申请人
发明人
分类号
D01H1/24;D01H1/30
主分类号
D01H1/24
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代理人
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地址
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