SIGN,申请号CAD396749-传众专利搜索

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发明名称	SIGN
摘要
申请公布号	CA396749(A)	申请公布日期	1941.05.27
申请号	CAD396749	申请日期
申请人	IRVING VAN VOORHIS MANSELL	发明人	IRVING VAN VOORHIS MANSELL
分类号		主分类号
代理机构		代理人
主权项
地址

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