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发明名称
PLACAS ANTI-OFUSCANTES
摘要
申请公布号
BR7308378(D0)
申请公布日期
1975.06.03
申请号
BR19730008378
申请日期
1973.10.25
申请人
DE SOUZA LEAO SANTOS J
发明人
DE SOUZA LEAO SANTOS J
分类号
E01F7/06;(IPC1-7):E01F7/06
主分类号
E01F7/06
代理机构
代理人
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地址
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