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发明名称
CHANNEL PIPE HAVING CAVITY
摘要
申请公布号
KR970005766(Y1)
申请公布日期
1997.06.13
申请号
KR19940009914U
申请日期
1994.05.04
申请人
BYUN, MOO-WON
发明人
BYUN, MOO-WON
分类号
E02B5/02;E02B13/00;(IPC1-7):E02B5/02
主分类号
E02B5/02
代理机构
代理人
主权项
地址
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