Matériau léger et poreux et son procédé de fabrication,申请号FRD771828-传众专利搜索

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发明名称	Matériau léger et poreux et son procédé de fabrication
摘要
申请公布号	FR771828(A)	申请公布日期	1934.10.18
申请号	FRD771828	申请日期	1934.04.13
申请人		发明人	MOTOKI HIDEICHI;YASUI TAKAJI
分类号	C04B38/00	主分类号	C04B38/00
代理机构		代理人
主权项
地址

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