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经营范围
发明名称
Improvements in or Relating to Electrodes
摘要
申请公布号
GB2039811(A)
申请公布日期
1980.08.20
申请号
GB19790001065
申请日期
1979.01.11
申请人
ENGLISH ELECTRIC VALVE CO LTD
发明人
分类号
B23H1/04;(IPC1-7):B23P1/12
主分类号
B23H1/04
代理机构
代理人
主权项
地址
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