Procédé de fabrication de pierres celluaires artificielles,申请号FRD899298-传众专利搜索

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法人/股东/高管

发明名称	Procédé de fabrication de pierres celluaires artificielles
摘要
申请公布号	FR899298(A)	申请公布日期	1945.05.25
申请号	FRD899298	申请日期	1943.10.29
申请人	CHEMISCHE FABRIK VON HEYDEN AKTIENGESELLSCHAFT	发明人
分类号	C04B22/00;C04B28/02	主分类号	C04B22/00
代理机构		代理人
主权项
地址

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