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发明名称
DEVICE FOR PREVENTING DOORS FROM CLOSING
摘要
申请公布号
GB9204495(D0)
申请公布日期
1992.04.15
申请号
GB19920004495
申请日期
1992.03.02
申请人
PLACE, ANDREW G
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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