ROLL CHANGING APPARATUS,申请号CAD690801-传众专利搜索

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发明名称	ROLL CHANGING APPARATUS
摘要
申请公布号	CA690801(A)	申请公布日期	1964.07.14
申请号	CAD690801	申请日期
申请人	UNITED ENGINEERING AND FOUNDRY COMPANY	发明人	JEREMIAH W. O'BRIEN
分类号		主分类号
代理机构		代理人
主权项
地址

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