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发明名称
UNIAO DE BROQUEAMENTO REVERSIVEL APERFEICOADA
摘要
申请公布号
BR7500691(A)
申请公布日期
1976.08.31
申请号
918/75
申请日期
1975.02.03
申请人
TAPMA TIC CORP
发明人
JOHNSON A
分类号
B23B43/00;(IPC1-7):B23B43/00
主分类号
B23B43/00
代理机构
代理人
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