Check valve for fluid pressure pipes,申请号US19340729005-传众专利搜索

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发明名称	Check valve for fluid pressure pipes
摘要
申请公布号	US2044629(A)	申请公布日期	1936.06.16
申请号	US19340729005	申请日期	1934.06.04
申请人	PARKER ARTHUR L	发明人	PARKER ARTHUR L.
分类号	F16K15/04	主分类号	F16K15/04
代理机构		代理人
主权项
地址

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