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经营范围
发明名称
Improvements in door and like locks
摘要
申请公布号
GB336740(A)
申请公布日期
1930.10.23
申请号
GB19290027406
申请日期
1929.09.09
申请人
HECTOR OSMOND RIVERS;JAMES MCGREGOR ABERCROMBIE;ERNEST CHASE
发明人
分类号
E05B27/00
主分类号
E05B27/00
代理机构
代理人
主权项
地址
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