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发明名称
Электрический форвакуумметр
摘要
申请公布号
SU81665(A1)
申请公布日期
1949.11.30
申请号
SU19480388894
申请日期
1948.12.21
申请人
PRONTARSKIJ A.F.
发明人
PRONTARSKIJ A.F.
分类号
G01L21/12
主分类号
G01L21/12
代理机构
代理人
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地址
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