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发明名称
DISPOSITIVO PARA PRATICAR PERFURACOES EM ARTIGOS EM FORMA DE BARRA
摘要
申请公布号
BR8903176(A)
申请公布日期
1990.02.13
申请号
BR1989PI03176
申请日期
1989.06.28
申请人
G.D. SOCIETA PER AZIONI
发明人
ARMANDO NERI;MARIO TURRA
分类号
B23K26/00;A24C5/60;B23K26/08;B23K26/38;(IPC1-7):A24D3/00
主分类号
B23K26/00
代理机构
代理人
主权项
地址
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