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发明名称
Appareil de contrôle de la teneur de l'air en gaz explosifs
摘要
申请公布号
FR1538132(A)
申请公布日期
1968.08.30
申请号
FR19670121363
申请日期
1967.09.18
申请人
GLOWNY INSTYTUT GORNICTWA
发明人
WRONSKI JERZY
分类号
G01N21/71
主分类号
G01N21/71
代理机构
代理人
主权项
地址
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