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发明名称
PENETRATION-BONDED METAL COMPOSITION FOR POWER-BREAKER CONTACTS
摘要
申请公布号
US3489530(A)
申请公布日期
1970.01.13
申请号
USD3489530
申请日期
1968.07.16
申请人
SIEMENS AG.
发明人
HORST SCHREINER
分类号
C22C1/04;H01H1/025;(IPC1-7):B22F1/00;B22F5/00
主分类号
C22C1/04
代理机构
代理人
主权项
地址
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