Mask in paperboard with suitable holes, tabs and writing in Braille to enable blind people to vote alone.,申请号IT19890084161-传众专利搜索

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发明名称	Mask in paperboard with suitable holes, tabs and writing in Braille to enable blind people to vote alone.
摘要
申请公布号	IT1239279(B)	申请公布日期	1993.10.19
申请号	IT19890084161	申请日期	1989.11.14
申请人	NUSCA ROMANO	发明人	NUSCA ROMANO
分类号	A61K;B43L;(IPC1-7):B43L	主分类号	A61K
代理机构		代理人
主权项
地址

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