Dampener and floating barrier seal,申请号US19530368428-传众专利搜索

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法人/股东/高管

发明名称	Dampener and floating barrier seal
摘要
申请公布号	US2840111(A)	申请公布日期	1958.06.24
申请号	US19530368428	申请日期	1953.07.16
申请人	LYNN KERR RALPH	发明人	KERR RALPH LYNN
分类号	F16L55/04;F16L55/052;G01L19/06	主分类号	F16L55/04
代理机构		代理人
主权项
地址

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