U.S. federal trademark · Serial No. 71522824 · Reg. No. 0561724
FLUID FEEDERS AND PROPORTIONING DEVICES, ONE SPECIFIC EXAMPLE OF WHICH IS AN ALKALI FEEDER IN THE NATURE OF AN AUTOMATIC PROPORTIONER, WHICH MAY BE USED TO MAINTAIN THE CONCENTRATION OF ALKALI IN THE WASH SOLUTIONS IN AN AUTOMATIC CAN WASHER, BEING COMPRISED OF TWO RECEPTACLES, ONE WITHIN ANOTHER, WHERE A REGULATORY VALVE AND STRAINER PERMIT THE CONTROLLED AMOUNT OF LIQUID TO FLOW INTO THE INSIDE RECEPTACLE WHICH SLOWLY SETTLES AND DISPLACES A LIKE AMOUNT OF ALKALI SOLUTION FROM THE OUTER RECEPTACLE INTO THE TANK OF THE CAN WASHER BY MEANS OF THE FEED LINE
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