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发明名称
Improvements relating to thread rolling dies
摘要
申请公布号
GB651813(A)
申请公布日期
1951.04.11
申请号
GB19480023798
申请日期
1948.09.10
申请人
GUEST. KEEN & NETTLEFOLDS (MIDLANDS) LIMITED
发明人
WHITE FRANK BERNARD
分类号
B21H3/06
主分类号
B21H3/06
代理机构
代理人
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地址
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