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发明名称
BORING MECHANISM
摘要
申请公布号
JPS54106985(A)
申请公布日期
1979.08.22
申请号
JP19780012428
申请日期
1978.02.08
申请人
HITACHI LTD
发明人
AKAHORI HIROSHI;HOUJIYOU SABUROU
分类号
B23B29/034;B23B29/03
主分类号
B23B29/034
代理机构
代理人
主权项
地址
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