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发明名称
WATER GATE
摘要
申请公布号
PL260901(A2)
申请公布日期
1987.07.13
申请号
PL19860260901
申请日期
1986.08.01
申请人
发明人
分类号
E02B;E02B7/22;(IPC1-7):E02B/
主分类号
E02B
代理机构
代理人
主权项
地址
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