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发明名称
摘要
申请公布号
DE2127359(A1)
申请公布日期
1972.01.13
申请号
DE19712127359
申请日期
1971.06.02
申请人
发明人
分类号
C22C32/00;F16C33/06;F16C33/10;F16D69/02;G04B31/08;(IPC1-7):F16C33/00
主分类号
C22C32/00
代理机构
代理人
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地址
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