Perfectionnement aux racloirs pour appareils de filtration? par exemple,申请号FRD974836-传众专利搜索

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发明名称	Perfectionnement aux racloirs pour appareils de filtration? par exemple
摘要
申请公布号	FR974836(A)	申请公布日期	1951.02.26
申请号	FRD974836	申请日期	1948.11.12
申请人	GENERAL AMERICAN TRANSPORTATION CORPORATION	发明人
分类号	B01D33/00	主分类号	B01D33/00
代理机构		代理人
主权项
地址

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