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GB1062237A
|
|
Improvements in or relating to valves
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GB1090296A
|
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Improvements in or relating to pneumatic apparatus for measuring hydrostatic head in a body of liquid
|
|
GB1085053A
|
|
Improvements in reducing valves
|
|
GB1026181A
|
|
Improvements relating to level or ullage indicating apparatus for liquid containers
|
|
GB945549A
|
|
Improvements in or relating to apparatus for measuring the pressure head or level of liquid relative to a datum level
|
|
GB916323A
|
|
Improvements relating to pressure measuring instruments
|
|
GB865909A
|
|
Improvements in or relating to indicating apparatus for measuring the pressure head or level of liquid relative to a datum level
|
|
GB814753A
|
|
Improvements in or relating to electronic recording apparatus
|
|
GB865908A
|
|
Improvements in liquid level gauges and ships' draught gauges
|
|
GB831959A
|
|
Improvements in or relating to adaptors for coupling pressure indicators to a sourceof fluid pressure
|
|
GB809596A
|
|
Improvements in or relating to fluid-conductive couplings
|
|
GB798415A
|
|
Improvements in or relating to mechanism for reproducing movements with magnification
|
|
GB757657A
|
|
Improvements relating to pressure recording instruments
|
|
GB773330A
|
|
Improvements relating to pressure measuring devices
|
|
GB773523A
|
|
Improvements relating to engine indicators
|
|
US2759355A
|
|
Electrical viscometer
|
|
US2708361A
|
|
Electrical viscometers
|
|
US2683984A
|
|
Viscosity measuring device
|
|
GB696436A
|
|
Method of and means for compensating electrical measuring instruments for errors due to variation in the frequency of the supply
|
|
GB692035A
|
|
Improvements relating to electrical viscometers
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