Place marker for books and the like,申请号US19440538251-传众专利搜索

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法人/股东/高管

发明名称	Place marker for books and the like
摘要
申请公布号	US2408974(A)	申请公布日期	1946.10.08
申请号	US19440538251	申请日期	1944.06.01
申请人	JOSEPH EIFEL	发明人	EIFEL JOSEPH
分类号	B42D9/00;D01H1/18	主分类号	B42D9/00
代理机构		代理人
主权项
地址

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