Pompe rotative à aspiration automatique,申请号FRD973037-传众专利搜索

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发明名称	Pompe rotative à aspiration automatique
摘要
申请公布号	FR973037(A)	申请公布日期	1951.02.06
申请号	FRD973037	申请日期	1948.10.06
申请人		发明人	HINSCH JOHANNES
分类号	F04D5/00	主分类号	F04D5/00
代理机构		代理人
主权项
地址

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