Closure for valves of bags,申请号US19430500756-传众专利搜索

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发明名称	Closure for valves of bags
摘要
申请公布号	US2397198(A)	申请公布日期	1946.03.26
申请号	US19430500756	申请日期	1943.09.01
申请人	ST. REGIS PAPER COMPANY	发明人	NORVIG AXEL
分类号	B65D30/24	主分类号	B65D30/24
代理机构		代理人
主权项
地址

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