YU69985A
(en )
1988-08-31
Device for measuring liquid level in container
GB2204997B
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1990-11-21
Device for indicating the filling level in a fluid reservoir
GB8823391D0
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1988-11-09
Measuring liquid level
GB2243919B
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1994-09-07
Liquid level sensor
EP0437142A3
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1991-10-16
Overfill preventing device in underground liquid storage tank
EP0229225A3
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1989-04-26
Device for measuring the level in a container
GB2222309B
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1992-09-09
Device for monitoring the liquid level in a tank
GB2187847B
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1990-01-10
A device for detecting the level of a liquid in a tank
GB2191297B
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1990-03-21
A device for detecting the level of a liquid in a tank
CS257590A2
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1991-12-17
Device for liquid level indication in translucent reservoirs
GB9122526D0
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1991-12-04
Liquid level indicator
GB2247531B
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1994-03-30
Improvements in or relating to liquid level measuring devices
AU9108991A
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1992-07-22
Device for indicating a certain liquid level in a container
AU1319295A
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1995-07-10
Device for raising the liquid level in a well for measuring the density
CS404290A2
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1991-11-12
Run-off device for liquid reservoirs
NZ237623A
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1993-07-27
Liquid dispenser with two reservoirs and automatic switch-over means
GB8805649D0
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1988-04-07
Improved liquid level indicator
GB9027146D0
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1991-02-06
Liquid level measurement in a liquid container
GB9123344D0
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1991-12-18
Liquid level gauge
SE9000505D0
(sv )
1990-02-13
Anordning foer indikering av vaetskenivaan i en vaetskebehaallare
ZA909151B
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1991-08-28
Liquid level indicator
GB8908896D0
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1989-06-07
Liquid level sensing device
PL56215Y1
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1998-07-31
Liquid level in indicator
GB9224644D0
(en )
1993-01-13
Improvements in liquid level indicators
HU896789D0
(en )
1990-03-28
Liquid level sensing device