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发明名称
SAFETY DEVICE
摘要
申请公布号
GB8805083(D0)
申请公布日期
1988.03.30
申请号
GB19880005083
申请日期
1988.03.03
申请人
GARDNER, B;TURNER, K
发明人
分类号
E06C7/00;G01C9/28
主分类号
E06C7/00
代理机构
代理人
主权项
地址
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