Buoyant safety light,申请号US19420436732-传众专利搜索

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发明名称	Buoyant safety light
摘要
申请公布号	US2369971(A)	申请公布日期	1945.02.20
申请号	US19420436732	申请日期	1942.03.30
申请人	MARR GEORGE M	发明人	MARR GEORGE M.
分类号	B63B51/04	主分类号	B63B51/04
代理机构		代理人
主权项
地址

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