Toilet roll winder,申请号US19480047372-传众专利搜索

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发明名称	Toilet roll winder
摘要
申请公布号	US2569797(A)	申请公布日期	1951.10.02
申请号	US19480047372	申请日期	1948.09.02
申请人	CAMPBELL SAMUEL J	发明人	CAMPBELL SAMUEL J.
分类号	B65H16/10	主分类号	B65H16/10
代理机构		代理人
主权项
地址

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