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发明名称
Improvements in pressure gauges of the hydrostatic ring balance type for use with fluid flow meters
摘要
申请公布号
GB380090(A)
申请公布日期
1932.09.09
申请号
GB19310016758
申请日期
1931.06.09
申请人
ELECTROFLO METERS COMPANY LIMITED;FRIEDRICH VIKTOR ANTON ERNST ENGEL
发明人
分类号
G01L7/00
主分类号
G01L7/00
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