Pedal operated paddling device for boats,申请号US19540439669-传众专利搜索

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发明名称	Pedal operated paddling device for boats
摘要
申请公布号	US2723640(A)	申请公布日期	1955.11.15
申请号	US19540439669	申请日期	1954.06.28
申请人	BROWN LOVETT H	发明人	BROWN LOVETT H.
分类号	B63H16/18	主分类号	B63H16/18
代理机构		代理人
主权项
地址

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