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发明名称
APERFEICOAMENTO EM BUZINA
摘要
申请公布号
BR6401527(U)
申请公布日期
1984.11.27
申请号
BR1984MU01527U
申请日期
1984.09.19
申请人
ALTEZA - PRODUTOS ELETRONICOS LTDA.
发明人
ODILON FRANCISCO WELLENDORF
分类号
主分类号
代理机构
代理人
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