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经营范围
发明名称
PIPE THREAD WORK MACHINE
摘要
申请公布号
KR100220174(B1)
申请公布日期
1999.09.01
申请号
KR19970018985
申请日期
1997.05.16
申请人
CHUNG, GYENG-OK
发明人
CHUNG, GYENG-OK
分类号
B23G1/22;(IPC1-7):B23G1/22
主分类号
B23G1/22
代理机构
代理人
主权项
地址
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