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经营范围
发明名称
VACUUM VALVE
摘要
申请公布号
JPS53146180(A)
申请公布日期
1978.12.19
申请号
JP19770059868
申请日期
1977.05.25
申请人
TOKYO SHIBAURA ELECTRIC CO
发明人
OKUMURA HIROYUKI;SUZUKI HIDEO
分类号
H01H33/66;C04B37/02
主分类号
H01H33/66
代理机构
代理人
主权项
地址
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