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发明名称	ROLL
摘要
申请公布号	CA314056(A)	申请公布日期	1931.08.04
申请号	CAD314056	申请日期
申请人	STOWE AND WOODWARD COMPANY	发明人	FREDERICK R. WOODWARD
分类号		主分类号
代理机构		代理人
主权项
地址

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