A device for making a hydraulic seal on a rotating body in an intermittent manner,申请号IT19900020062-传众专利搜索

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发明名称	A device for making a hydraulic seal on a rotating body in an intermittent manner
摘要
申请公布号	IT1239905(B)	申请公布日期	1993.11.23
申请号	IT19900020062	申请日期	1990.04.17
申请人	DELLA TOFFOLA	发明人	GIREGNTI LEONARDA
分类号	C12G;F16J;(IPC1-7):F16J	主分类号	C12G
代理机构		代理人
主权项
地址

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