CLIP FOR WALL BOARDS,申请号CAD388597-传众专利搜索

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发明名称	CLIP FOR WALL BOARDS
摘要
申请公布号	CA388597(A)	申请公布日期	1940.05.07
申请号	CAD388597	申请日期
申请人	NORMAN C. SPONG	发明人	HARRY H. BURSON
分类号		主分类号
代理机构		代理人
主权项
地址

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