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发明名称
摘要
申请公布号
DE2031086(A1)
申请公布日期
1971.12.30
申请号
DE19702031086
申请日期
1970.06.24
申请人
发明人
分类号
A44B19/40
主分类号
A44B19/40
代理机构
代理人
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地址
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