Automatic tension or slack line take-up for lifeboat winches and the like,申请号US19520325735-传众专利搜索

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发明名称	Automatic tension or slack line take-up for lifeboat winches and the like
摘要
申请公布号	US2700531(A)	申请公布日期	1955.01.25
申请号	US19520325735	申请日期	1952.12.12
申请人	PATTERSON JR JOSEPH C	发明人	JR. JOSEPH C. PATTERSON,
分类号	B63B23/18	主分类号	B63B23/18
代理机构		代理人
主权项
地址

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