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经营范围
发明名称
POWER CHUCK
摘要
申请公布号
JPH02256405(A)
申请公布日期
1990.10.17
申请号
JP19890077317
申请日期
1989.03.29
申请人
COPAL ELECTRON CO LTD
发明人
TAKEI YOSHIYUKI;TOKITA AKIO
分类号
B23B31/02
主分类号
B23B31/02
代理机构
代理人
主权项
地址
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