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发明名称
Improvements in or relating to the manufacture of discs in the process of manufacturing cartridge cases, coins or like articles
摘要
申请公布号
GB595953(A)
申请公布日期
1947.12.23
申请号
GB19450017669
申请日期
1945.07.11
申请人
GREENWOOD & BATLEY LIMITED;JOHN CAMPBELL MACCALL MACLAGEN;HAROLD JOHN PUGH;WILLIAM BERTRAM PILLING
发明人
分类号
B21D51/54
主分类号
B21D51/54
代理机构
代理人
主权项
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