Motor-operated ball projector,申请号US19510222827-传众专利搜索

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发明名称	Motor-operated ball projector
摘要
申请公布号	US2701558(A)	申请公布日期	1955.02.08
申请号	US19510222827	申请日期	1951.04.25
申请人	REPUBLIC PATENT CORPORATION	发明人	MURPHY FRANK
分类号	A63B69/40	主分类号	A63B69/40
代理机构		代理人
主权项
地址

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