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发明名称
Improvements relating to the attachment of door knobs to their spindles
摘要
申请公布号
GB537188(A)
申请公布日期
1941.06.12
申请号
GB19390032480
申请日期
1939.12.19
申请人
GEORGE ALLART LIMITED;GEORGE ALLART
发明人
分类号
E05B3/02
主分类号
E05B3/02
代理机构
代理人
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