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发明名称
PIPE CHIP CHOKING PREVENTING DEVICE AND PROCESSING PIPE MATERIAL
摘要
申请公布号
JPH03170203(A)
申请公布日期
1991.07.23
申请号
JP19890312016
申请日期
1989.11.30
申请人
OKUMA MACH WORKS LTD
发明人
ITO MASAMICHI;KAMAHORI JUNJI
分类号
B23B25/00
主分类号
B23B25/00
代理机构
代理人
主权项
地址
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