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发明名称
Densimètre pour gaz
摘要
申请公布号
FR1059474(A)
申请公布日期
1954.03.25
申请号
FRD1059474
申请日期
申请人
SOCIETE POUR LA FABRICATION ET LA VENTE D'APPAREILS HYDRAULIQUES DE REGULATION
发明人
分类号
G01N9/22
主分类号
G01N9/22
代理机构
代理人
主权项
地址
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