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发明名称
Improvements relating to spanners
摘要
申请公布号
GB597609(A)
申请公布日期
1948.01.29
申请号
GB19450021613
申请日期
1945.08.23
申请人
RAYMOND GABRIEL PHILIP BARBER;ALEXANDER MARTIN BIRNIE
发明人
分类号
B25B13/02;B25B13/16;B25B13/48
主分类号
B25B13/02
代理机构
代理人
主权项
地址
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