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发明名称
Balance de contrôle pour les bouteilles d'acide carboniques des postes d'incendie
摘要
申请公布号
FR1040762(A)
申请公布日期
1953.10.19
申请号
FRD1040762
申请日期
1951.04.27
申请人
发明人
FRIEDRICH WILHELM
分类号
G01F23/20
主分类号
G01F23/20
代理机构
代理人
主权项
地址
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