72249294
Jun 30, 1966
Oct 29, 1968
FLUID RINSE INJECTING AND FLUID DETERGENT FEED APPARATUS FOR AUTOMATIC DISHWASHING EQUIPMENT, SUCH APPARATUS HAVING MEANS FOR DETECTING FLUID CONCENTRATIONS IN THE EQUIPMENT, MEASURING QUANTITIES OF FLUID TO CHANGE THE CONCENTRATIONS TO A PREDETERMINED LEVEL, AND PASSING FLUID INTO THE EQUIPMENT IN CONTROLLED AMOUNTS UNTIL THE CONCENTRATIONS HAVE REACHED SUCH LEVEL
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