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发明名称
Door lock signal
摘要
申请公布号
US2286463(A)
申请公布日期
1942.06.16
申请号
US19410397863
申请日期
1941.06.13
申请人
HAROLD CHASKIN
发明人
CHASKIN HAROLD
分类号
E05B45/06
主分类号
E05B45/06
代理机构
代理人
主权项
地址
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