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发明名称
APERFEICOAMENTOS EM OU REFERENTES A ROCADEIRA
摘要
申请公布号
BR7605368(A)
申请公布日期
1978.03.07
申请号
BR19760005368
申请日期
1976.08.17
申请人
OERAS E TERRAS CO IND GERAIS
发明人
VIEIRA J
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主分类号
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代理人
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