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发明名称
SENALIZADOR ACUSTICO DE FRECUENCIA VARIABLE AJUSTABLE.
摘要
申请公布号
ES1004533(Y)
申请公布日期
1989.04.01
申请号
ES19880000142U
申请日期
1988.01.22
申请人
GOMEZ-CORDOBES SALCEDO RAFAEL
发明人
分类号
G08B3/10;(IPC1-7):G08B3/10
主分类号
G08B3/10
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代理人
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