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发明名称
Procédé et dispositif d'examen du degré de vide dans les ampoules
摘要
申请公布号
FR721206(A)
申请公布日期
1932.03.01
申请号
FRD721206
申请日期
1931.08.10
申请人
I. G. FARBENINDUSTRIE AKTIENGESELLSCHAFT
发明人
分类号
G01M3/40;H01J9/42
主分类号
G01M3/40
代理机构
代理人
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