Floating roof for oil tanks,申请号US19230632487-传众专利搜索

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发明名称	Floating roof for oil tanks
摘要
申请公布号	US1765593(A)	申请公布日期	1930.06.24
申请号	US19230632487	申请日期	1923.04.16
申请人	SAFETY OIL TANK COMPANY	发明人	KUEFFER MADGE
分类号	B65D88/34	主分类号	B65D88/34
代理机构		代理人
主权项
地址

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