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发明名称
Perfectionnements aux dispositifs indicateurs, notamment aux indicateurs du niveau d'un liquide
摘要
申请公布号
FR729069(A)
申请公布日期
1932.07.18
申请号
FRD729069
申请日期
1931.12.30
申请人
发明人
HARTCUP JOHN ARCHIBALD;MARRIOTT WILLIAM SMITH
分类号
G01F23/66
主分类号
G01F23/66
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代理人
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地址
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