Process of manufacture of ball-bearings,申请号GB19460022275-传众专利搜索

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发明名称	Process of manufacture of ball-bearings
摘要
申请公布号	GB617991(A)	申请公布日期	1949.02.15
申请号	GB19460022275	申请日期	1946.07.26
申请人	ROULEMENTS A BILLES MINIATURES S.A.	发明人
分类号	F16C43/08	主分类号	F16C43/08
代理机构		代理人
主权项
地址

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