Dual safety valve,申请号US19430497279-传众专利搜索

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法人/股东/高管

发明名称	Dual safety valve
摘要
申请公布号	US2489216(A)	申请公布日期	1949.11.22
申请号	US19430497279	申请日期	1943.08.04
申请人	AMERICAN CAR AND FOUNDRY COMPANY	发明人	FOLMSBEE CLYDE H.
分类号	F16K17/196	主分类号	F16K17/196
代理机构		代理人
主权项
地址

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