HOLLOW EDUCATIONAL TOY BLOCK,申请号IE19720001083-传众专利搜索

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发明名称	HOLLOW EDUCATIONAL TOY BLOCK
摘要
申请公布号	IE36620(B1)	申请公布日期	1977.01.19
申请号	IE19720001083	申请日期	1972.08.02
申请人	REUBEN BENJAMIN KLAMER	发明人
分类号	A63H33/04;(IPC1-7):A63H33/04	主分类号	A63H33/04
代理机构		代理人
主权项
地址

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