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发明名称
POWER FEEDING SYSTEM TO HEATER OF ELECTRON TUBE
摘要
申请公布号
JPH01176628(A)
申请公布日期
1989.07.13
申请号
JP19880000317
申请日期
1988.01.06
申请人
NIPPON TELEGR & TELEPH CORP <NTT>
发明人
YAMAMOTO KATSUHIKO;MURAO TETSUO;SAKAYORI MITSUO
分类号
H01J23/14;H01J23/34
主分类号
H01J23/14
代理机构
代理人
主权项
地址
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