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发明名称
X-RAY BEAM ELECTRON STREAM SETOFF METHOD AND HOT CATHODE TYPE ELECTRIC DISSOCIATE VACUUM METER USING THE METHOD
摘要
申请公布号
JPH04105031(A)
申请公布日期
1992.04.07
申请号
JP19900223925
申请日期
1990.08.24
申请人
SUKEGAWA ELECTRIC CO LTD
发明人
WATANABE FUMIO
分类号
G01L21/32
主分类号
G01L21/32
代理机构
代理人
主权项
地址
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