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经营范围
发明名称
摘要
PURPOSE:To avoid such danger that, for instance, an infant or other might be caught between a revolving door and a stationary side wall with its or their hand or finger.
申请公布号
JPS5332969(B2)
申请公布日期
1978.09.11
申请号
JP19750093871
申请日期
1975.08.01
申请人
发明人
分类号
E05F15/00;E05F15/20
主分类号
E05F15/00
代理机构
代理人
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地址
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