Method for increasing air permeability of films or sheets,申请号US19640339944-传众专利搜索

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发明名称	Method for increasing air permeability of films or sheets
摘要
申请公布号	US3227019(A)	申请公布日期	1966.01.04
申请号	US19640339944	申请日期	1964.01.24
申请人	OLIN MATHIESON CHEMICAL CORPORATION	发明人	SCHUR MILTON O.
分类号	B26F1/26	主分类号	B26F1/26
代理机构		代理人
主权项
地址

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