Perfectionnements aux compresseurs à membrane,申请号FRD975698-传众专利搜索

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发明名称	Perfectionnements aux compresseurs à membrane
摘要
申请公布号	FR975698(A)	申请公布日期	1951.03.08
申请号	FRD975698	申请日期	1948.11.30
申请人		发明人	SURRE JEAN-AUGUSTE
分类号	F04B39/04;F04B45/053	主分类号	F04B39/04
代理机构		代理人
主权项
地址

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