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发明名称	MEANS AND METHOD OF ABRADING
摘要
申请公布号	CA450841(A)	申请公布日期	1948.08.31
申请号	CAD450841	申请日期
申请人	AMERICAN OPTICAL COMPANY	发明人	CHARLES A. ELLIS;LAWRENCE A. SEVERY
分类号		主分类号
代理机构		代理人
主权项
地址

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