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发明名称
PLANAR VACUUM INDICATOR
摘要
申请公布号
SU892522(A1)
申请公布日期
1981.12.23
申请号
SU19802912533
申请日期
1980.04.23
申请人
LYAMICHEV IGOR YA,SU
发明人
LYAMICHEV IGOR YA,SU
分类号
H01J31/12;(IPC1-7):H01J31/12
主分类号
H01J31/12
代理机构
代理人
主权项
地址
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