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发明名称
Improvements in and relating to spark erosion machining apparatus
摘要
申请公布号
GB1072657(A)
申请公布日期
1967.06.21
申请号
GB19640035054
申请日期
1964.08.26
申请人
WHITFIELD MANFRED PERRIMAN STUART
发明人
分类号
B23H1/02
主分类号
B23H1/02
代理机构
代理人
主权项
地址
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