Piston flottant à anneau de mercure,申请号FR19590803654-传众专利搜索

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发明名称	Piston flottant à anneau de mercure
摘要
申请公布号	FR1233939(A)	申请公布日期	1960.10.13
申请号	FR19590803654	申请日期	1959.08.27
申请人		发明人	JR. GEORGE KEILKOPF PORTER,
分类号	G01F1/20	主分类号	G01F1/20
代理机构		代理人
主权项
地址

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