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经营范围
发明名称
HOLLOW VESSEL DRILLING DEVICE
摘要
申请公布号
JPH0924493(A)
申请公布日期
1997.01.28
申请号
JP19950173332
申请日期
1995.07.10
申请人
NAGANO KEIKI SEISAKUSHO LTD
发明人
KASUGA MASAHARU;SAKATA MAKOTO;TSUCHIYA KAZUMI;IMAI MASAAKI;OTSUKA HIROFUMI
分类号
B30B9/28;B30B9/32;(IPC1-7):B30B9/28
主分类号
B30B9/28
代理机构
代理人
主权项
地址
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