Pontoon type floating roof for liquid storage tanks,申请号US19390268005-传众专利搜索

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发明名称	Pontoon type floating roof for liquid storage tanks
摘要
申请公布号	US2282772(A)	申请公布日期	1942.05.12
申请号	US19390268005	申请日期	1939.04.15
申请人	WIGGINS JOHN H	发明人	WIGGINS JOHN H.
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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