165386 ⎘
Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats of the free float type without mechanical transmission elements using electrically actuated indicating means for sensing changes in level only at discrete points using opto-electrically actuated indicating means
LIQUID SENSOR AND HYDRAULIC UNIT
#2Automatic liquid density measurement device
#3Multi-channel fluid level sensor
#4Pressure Sensor System
#5Assessment and control of reagents in automated slide preparation
#6Fluid level detection device with stabilizer
#7Optical switch activator with glowable member
#8Optical switch with glowable activator portion
#9Liquid cartridge and liquid supplying device
#10Optical switch
#11Optical switch
#12Assembly for measuring the specific gravity and level of a liquid
#13Salometer and flow rate sensor assembly
#14Float activated optical switch
#15Fluid level optical detector with float having opaque and transmissive portions
#16Low oil level indicator
#17Invertible optical float switch