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发明名称
Appareil pour mesurer la différence entre deux pressions variables et la faire agirsur une troisième pression
摘要
申请公布号
FR1028653(A)
申请公布日期
1953.05.27
申请号
FRD1028653
申请日期
1950.11.30
申请人
JAMES GORDON & COMPANY LIMITED
发明人
分类号
G01L11/00;G01L13/02
主分类号
G01L11/00
代理机构
代理人
主权项
地址
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