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发明名称
Improvements in and relating to the sealing of tubes
摘要
申请公布号
GB550148(A)
申请公布日期
1942.12.24
申请号
GB19410009786
申请日期
1941.08.01
申请人
ROBERT DALE CARR;JOHN DALE METAL CONTAINERS LIMITED;ARTHUR ALBERT GIBLIN
发明人
分类号
B21C23/22;B23K1/00
主分类号
B21C23/22
代理机构
代理人
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