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发明名称
摘要
申请公布号
SU511211(A1)
申请公布日期
1976.04.25
申请号
SU19742001271
申请日期
1974.02.28
申请人
发明人
分类号
B27L1/00;B27B5/00;(IPC1-7):B27L1/00
主分类号
B27L1/00
代理机构
代理人
主权项
地址
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