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发明名称
Improvements in or relating to machines for the manufacture of open ended casings
摘要
申请公布号
GB778991(A)
申请公布日期
1957.07.17
申请号
GB19550030506
申请日期
1955.10.25
申请人
ORESTE FLAVIO ALFREDO BIGINELLI
发明人
分类号
B21C29/04
主分类号
B21C29/04
代理机构
代理人
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