Paper roll protector,申请号US19530365944-传众专利搜索

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法人/股东/高管

发明名称	Paper roll protector
摘要
申请公布号	US2708031(A)	申请公布日期	1955.05.10
申请号	US19530365944	申请日期	1953.07.03
申请人	MARTINEAU STEPHEN E	发明人	MARTINEAU STEPHEN E.
分类号		主分类号
代理机构		代理人
主权项
地址

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