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发明名称
ESCALA GRADUADA E GUIA DE PEDREIRO PARA EMPREGO NO ASSENTAMENTO DE FIADAS DE TIJOLOS
摘要
申请公布号
BR9007628(A)
申请公布日期
1992.07.07
申请号
BR1990PI07628
申请日期
1990.08.30
申请人
ROY ELMER SARASIN
发明人
ROY ELMER SARASIN
分类号
E04G21/18;G01B3/00;(IPC1-7):E04G21/18
主分类号
E04G21/18
代理机构
代理人
主权项
地址
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