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发明名称
BEARING MATERIAL
摘要
申请公布号
CA380959(A)
申请公布日期
1939.04.25
申请号
CAD380959
申请日期
申请人
CANADIAN WESTINGHOUSE COMPANY
发明人
HARLAN F. HORNE;EUGENE R. PERRY
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主分类号
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代理人
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