Motor-valve-tester check valve,申请号US19270179222-传众专利搜索

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发明名称	Motor-valve-tester check valve
摘要
申请公布号	US1795333(A)	申请公布日期	1931.03.10
申请号	US19270179222	申请日期	1927.03.29
申请人	THE BLACK & DECKER MANUFACTURING COMPANY	发明人	FLEMING JARED BARTON
分类号	F16K15/02	主分类号	F16K15/02
代理机构		代理人
主权项
地址

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