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经营范围
发明名称
Improved aluminium base bearing alloy
摘要
申请公布号
GB747056(A)
申请公布日期
1956.03.28
申请号
GB19540007993
申请日期
1954.03.19
申请人
GENERAL MOTORS CORPORATION
发明人
分类号
C22C21/02
主分类号
C22C21/02
代理机构
代理人
主权项
地址
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