Perfectionnements au traitement des matières pulvérulentes,申请号FRD967988-传众专利搜索

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发明名称	Perfectionnements au traitement des matières pulvérulentes
摘要
申请公布号	FR967988(A)	申请公布日期	1950.11.16
申请号	FRD967988	申请日期	1948.06.15
申请人	SOCIETE FRANCAISE RADIO-ELECTRIQUE	发明人
分类号	C09K11/59	主分类号	C09K11/59
代理机构		代理人
主权项
地址

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