Mechanical puzzle,申请号US19510251496-传众专利搜索

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发明名称	Mechanical puzzle
摘要
申请公布号	US2639923(A)	申请公布日期	1953.05.26
申请号	US19510251496	申请日期	1951.10.16
申请人	SCHUYLER REYNOLDS;GRANT ULYSSES F	发明人	REYNOLDS SCHUYLER;GRANT ULYSSES F.
分类号	A63F9/12	主分类号	A63F9/12
代理机构		代理人
主权项
地址

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