Lighted rescue life line,申请号US19530334383-传众专利搜索

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发明名称	Lighted rescue life line
摘要
申请公布号	US2722696(A)	申请公布日期	1955.11.08
申请号	US19530334383	申请日期	1953.01.30
申请人	JOHNSON FRANCIS M	发明人	JOHNSON FRANCIS M.
分类号	B63C9/20	主分类号	B63C9/20
代理机构		代理人
主权项
地址

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