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7368055 |
Structural improvement for a water purifier
A structure improvement for a water purifier includes a streamlined main body combined by a pair of the symmetrically arranged half housings each of which has a large opening closed by a lid, a...
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7057689 |
Liquid crystal display with at least one phase compensation element
A liquid crystal display device of the present invention includes: a liquid crystal cell having a pair of substrates and a liquid crystal layer interposed therebetween; a pair of polarizing plates...
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6800205 |
Method and means for ozonation of pools and spas
The method of controlling ozone supply to a pool or spa body of liquid, that includes providing an ozone generator; providing a control valve operatively connected to the generator to control...
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6716340 |
Water treatment system
A water treatment apparatus for treating water in a device using water as a circulating medium comprises an extractor line for removing water from the device and ozone generation means for...
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