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发明名称
Arc igniting device
摘要
申请公布号
US2290897(A)
申请公布日期
1942.07.28
申请号
US19390303963
申请日期
1939.11.13
申请人
RAYTHEON MANUFACTURING COMPANY
发明人
SPENCER PERCY L.
分类号
H01J13/48
主分类号
H01J13/48
代理机构
代理人
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