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发明名称
Restrictor device
摘要
申请公布号
GB0411590(D0)
申请公布日期
2004.06.23
申请号
GB20040011590
申请日期
2004.05.25
申请人
DYNATECH ENGINEERING LTD
发明人
分类号
E05B65/00;E05C17/16
主分类号
E05B65/00
代理机构
代理人
主权项
地址
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