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发明名称
TELHA COM VENTILACAO
摘要
申请公布号
BR6000977(U)
申请公布日期
1980.11.11
申请号
BR19800000977U
申请日期
1980.08.06
申请人
GIRARDI S
发明人
GIRARDI S
分类号
E04D1/20;(IPC1-7):E04D1/20
主分类号
E04D1/20
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代理人
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