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发明名称	Valve
摘要
申请公布号	US1880581(A)	申请公布日期	1932.10.04
申请号	US19270231004	申请日期	1927.11.04
申请人	TOMLINSON FRANK R	发明人	TOMLINSON FRANK R.
分类号	F16K11/18	主分类号	F16K11/18
代理机构		代理人
主权项
地址

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