Loose leaf binder,申请号US19350018169-传众专利搜索

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发明名称	Loose leaf binder
摘要
申请公布号	US2010418(A)	申请公布日期	1935.08.06
申请号	US19350018169	申请日期	1935.04.25
申请人	SHEDD JR HENRY D	发明人	JR. HENRY D. SHEDD,
分类号	B42F13/00	主分类号	B42F13/00
代理机构		代理人
主权项
地址

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