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发明名称
Security device
摘要
申请公布号
GB9903448(D0)
申请公布日期
1999.04.07
申请号
GB19990003448
申请日期
1999.02.16
申请人
ALCO VALVES LTD
发明人
分类号
主分类号
代理机构
代理人
主权项
地址
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