Absorbent element for filters and the like,申请号US19550509000-传众专利搜索

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发明名称	Absorbent element for filters and the like
摘要
申请公布号	US2812767(A)	申请公布日期	1957.11.12
申请号	US19550509000	申请日期	1955.05.17
申请人	AMERICAN VISCOSE CORPORATION	发明人	MACHENRY RICHARD
分类号	A24D3/02;A61F13/20	主分类号	A24D3/02
代理机构		代理人
主权项
地址

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