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发明名称
摘要
申请公布号
DE2064022(A1)
申请公布日期
1972.07.13
申请号
DE19702064022
申请日期
1970.12.28
申请人
发明人
分类号
E06B3/64
主分类号
E06B3/64
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代理人
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地址
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