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发明名称
摘要
申请公布号
BE702545(A)
申请公布日期
1968.01.15
申请号
BED702545
申请日期
1967.08.10
申请人
发明人
分类号
B23Q1/68;B27C5/02;B27F1/06
主分类号
B23Q1/68
代理机构
代理人
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地址
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