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发明名称
In-out symbol for automatic opening hinged glass doors
摘要
申请公布号
USD273799(S1)
申请公布日期
1984.05.08
申请号
US06/353532
申请日期
1982.03.01
申请人
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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