Procédé de régénération de la terre verte,申请号FRD684060-传众专利搜索

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发明名称	Procédé de régénération de la terre verte
摘要
申请公布号	FR684060(A)	申请公布日期	1930.06.20
申请号	FRD684060	申请日期	1929.10.29
申请人		发明人	RANFT GUSTAVE ARWIN
分类号	C09C1/42	主分类号	C09C1/42
代理机构		代理人
主权项
地址

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