Matériaux de faible densité, et leur procédé de fabrication,申请号FRD730011-传众专利搜索

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发明名称	Matériaux de faible densité, et leur procédé de fabrication
摘要
申请公布号	FR730011(A)	申请公布日期	1932.08.05
申请号	FRD730011	申请日期	1931.04.03
申请人		发明人	SEAILLES JEAN-CHARLES
分类号	C04B28/14	主分类号	C04B28/14
代理机构		代理人
主权项
地址

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