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发明名称
Zinc-aluminium alloy bearings and other workpieces exposed in use to sliding surfacefriction
摘要
申请公布号
GB769484(A)
申请公布日期
1957.03.06
申请号
GB19550031249
申请日期
1953.06.30
申请人
WILLI NEU
发明人
分类号
C22C18/04;C22C21/10
主分类号
C22C18/04
代理机构
代理人
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