Procédé de production de laine minérale,申请号FRD1015921-传众专利搜索

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发明名称	Procédé de production de laine minérale
摘要
申请公布号	FR1015921(A)	申请公布日期	1952.10.28
申请号	FRD1015921	申请日期	1950.04.04
申请人		发明人	MESSLER AUGUST
分类号	C03C13/06	主分类号	C03C13/06
代理机构		代理人
主权项
地址

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