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发明名称
Improvements in the production of tubing
摘要
申请公布号
GB578076(A)
申请公布日期
1946.06.13
申请号
GB19440023952
申请日期
1944.11.30
申请人
HEAD, WRIGHTSON & COMPANY, LIMITED;THOMAS GARMONDSWAY WRIGHTSON;NORMAN CECIL LAKE
发明人
分类号
B21C1/24
主分类号
B21C1/24
代理机构
代理人
主权项
地址
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