Combination toy farm building and material handling device,申请号US19610133688-传众专利搜索

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发明名称	Combination toy farm building and material handling device
摘要
申请公布号	US3071890(A)	申请公布日期	1963.01.08
申请号	US19610133688	申请日期	1961.08.24
申请人	DAVID COHN	发明人	COHN DAVID
分类号	A63H33/04	主分类号	A63H33/04
代理机构		代理人
主权项
地址

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