Toy building brick,申请号US19300464975-传众专利搜索

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发明名称	Toy building brick
摘要
申请公布号	US1863995(A)	申请公布日期	1932.06.21
申请号	US19300464975	申请日期	1930.06.30
申请人	FRANK PONSTINGL	发明人	PONSTINGL FRANK
分类号	A63H33/08	主分类号	A63H33/08
代理机构		代理人
主权项
地址

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