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发明名称
HEADGEAR DRILLING DEVICE
摘要
申请公布号
JPH0326411(A)
申请公布日期
1991.02.05
申请号
JP19890161830
申请日期
1989.06.23
申请人
TORAY IND INC;TORAY PRECISION KK
发明人
IWANA KENJI;UNNO FUMITAKA;KONISHI KUMEZO;KITAGAWA OSAMU
分类号
B23B41/00;B23B47/28;B26F1/16
主分类号
B23B41/00
代理机构
代理人
主权项
地址
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