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发明名称
SCHLUESSELRING
摘要
申请公布号
DE7128130(U)
申请公布日期
1971.11.25
申请号
DE19710028130U
申请日期
1971.07.22
申请人
WELZ & CO GMBH KG
发明人
分类号
主分类号
代理机构
代理人
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地址
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