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发明名称
DISPOSITIVO DE CHAMADA PARA ATENDIMENTO
摘要
申请公布号
BR7102265(U)
申请公布日期
1992.02.11
申请号
BR1991MU02265U
申请日期
1991.10.01
申请人
GUALTON GARCEZ DA LUZ;JOSIAS FORTUNATO
发明人
GUALTON GARCEZ DA LUZ;JOSIAS FORTUNATO
分类号
A47F10/06;(IPC1-7):A47F10/06
主分类号
A47F10/06
代理机构
代理人
主权项
地址
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