Bag opening device,申请号US19600038953-传众专利搜索

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发明名称	Bag opening device
摘要
申请公布号	US3081930(A)	申请公布日期	1963.03.19
申请号	US19600038953	申请日期	1960.06.27
申请人	PAPER SACKS LIMITED	发明人	OWENS WILLIAM VINCENT
分类号	B65D30/24;B65D75/70	主分类号	B65D30/24
代理机构		代理人
主权项
地址

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