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发明名称
摘要
申请公布号
SU380676(A1)
申请公布日期
1973.05.15
申请号
SU19701602307
申请日期
1970.12.18
申请人
发明人
分类号
B23B5/28;(IPC1-7):C08G51/16
主分类号
B23B5/28
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代理人
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地址
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