Method of manufacturing mineral wool product,申请号US19400337778-传众专利搜索

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发明名称	Method of manufacturing mineral wool product
摘要
申请公布号	US2305516(A)	申请公布日期	1942.12.15
申请号	US19400337778	申请日期	1940.05.29
申请人	JOHNS-MANVILLE CORPORATION	发明人	COSS HAROLD T.;MACALPINE WILLIAM M.;SWINDELL HERSCHEL V.
分类号	C04B26/26	主分类号	C04B26/26
代理机构		代理人
主权项
地址

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