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发明名称
NUEVO PROYECTOR PARA MICROSCOPIOS DE JUGUETE
摘要
申请公布号
ES251277(Y)
申请公布日期
1981.03.16
申请号
ES19770002512U
申请日期
1980.05.19
申请人
发明人
分类号
G02B21/36;(IPC1-7):02B21/36
主分类号
G02B21/36
代理机构
代理人
主权项
地址
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