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发明名称
Vorrichtung zur spanabhebenden oder spanlosen Bearbeitung von Bohrungen
摘要
申请公布号
DE1015660(B)
申请公布日期
1957.09.12
申请号
DE1953B025833
申请日期
1953.05.30
申请人
PIERRE ROBERT BOYER
发明人
BOYER PIERRE ROBERT
分类号
B21D41/00;B23B5/16
主分类号
B21D41/00
代理机构
代理人
主权项
地址
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