Means for welding plastic films,申请号US19510208732-传众专利搜索

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发明名称	Means for welding plastic films
摘要
申请公布号	US2596933(A)	申请公布日期	1952.05.13
申请号	US19510208732	申请日期	1951.01.31
申请人	THE DOW CHEMICAL COMPANY	发明人	KIRK ELMER L.
分类号	B29C65/18	主分类号	B29C65/18
代理机构		代理人
主权项
地址

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