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经营范围
发明名称
CAVILHA DE EXPANSAO PARA A ANCORAGEM EM FUROS PREPARADOS CONICAMENTE ALARGADOS PARA DENTRO
摘要
申请公布号
BR8601243(A)
申请公布日期
1986.12.02
申请号
BR1986PI01243
申请日期
1986.03.20
申请人
DR. H.C. ARTUR FISCHER
发明人
DR. H.C. ARTUR FISCHER
分类号
F16B13/00;F16B13/06;F16B13/08;(IPC1-7):F16B13/06
主分类号
F16B13/00
代理机构
代理人
主权项
地址
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