Method of making bearing seats,申请号US19370177036-传众专利搜索

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发明名称	Method of making bearing seats
摘要
申请公布号	US2175084(A)	申请公布日期	1939.10.03
申请号	US19370177036	申请日期	1937.11.29
申请人	LEFERE FORGE & MACHINE COMPANY	发明人	LEFERE ALIDOR
分类号	B21K1/28	主分类号	B21K1/28
代理机构		代理人
主权项
地址

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