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经营范围
发明名称
Saca-areia-aspiral
摘要
申请公布号
BR9700387(A)
申请公布日期
1998.12.08
申请号
BR1997PI00387
申请日期
1997.03.13
申请人
CASTILHO OSWALDO
发明人
OSWALDO CASTILHO
分类号
E04H15/28;E04H15/32;(IPC1-7):E04H15/32
主分类号
E04H15/28
代理机构
代理人
主权项
地址
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