Variable pressure shaft seal,申请号US19640342113-传众专利搜索

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发明名称	Variable pressure shaft seal
摘要
申请公布号	US3338583(A)	申请公布日期	1967.08.29
申请号	US19640342113	申请日期	1964.02.03
申请人	ISDALE JOE W	发明人	ISDALE JOE W.
分类号	F16J15/46	主分类号	F16J15/46
代理机构		代理人
主权项
地址

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