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发明名称
METHED OF MAKING MULTI-GROOVE VALVE RETAINER LOCK AND AN APPARATUS OF MAKING SAME
摘要
申请公布号
KR20050117201(A)
申请公布日期
2005.12.14
申请号
KR20040042446
申请日期
2004.06.10
申请人
DAEWON KANG UP CO., LTD.
发明人
LA, EUI ZHON;SONG, HEE JUNG;KIM, KI JEON;LIM, CHUL ROK;LEE, JAE CHEON;PARK, JIN KOOK
分类号
B21K1/24
主分类号
B21K1/24
代理机构
代理人
主权项
地址
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