Composition for making acousting material,申请号US19480023889-传众专利搜索

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发明名称	Composition for making acousting material
摘要
申请公布号	US2580076(A)	申请公布日期	1951.12.25
申请号	US19480023889	申请日期	1948.04.29
申请人	SARAH LUCAS	发明人	DEANE JOHN
分类号	C04B26/02	主分类号	C04B26/02
代理机构		代理人
主权项
地址

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