LONG-HOLE SEAL DEVICE,申请号JP19880195899-传众专利搜索

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发明名称	LONG-HOLE SEAL DEVICE
摘要
申请公布号	JPH0246372(A)	申请公布日期	1990.02.15
申请号	JP19880195899	申请日期	1988.08.04
申请人	KUBOTA LTD	发明人	TAKAHASHI TOKIO;OKADA MINORU
分类号	F16J15/34;F23H11/20	主分类号	F16J15/34
代理机构		代理人
主权项
地址

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