U.S. federal trademark · Serial No. 71502964 · Reg. No. 0573072
WATER SOFTENING UNITS COMPRISING CONTAINERS FOR ZEOLITE CRYSTALS ADAPTED TO BE CONNECTED IN PLUMBING LINES, AND REGENERATING EQUIPMENT ALSO ADAPTED TO BE CONNECTED IN PLUMBING LINES FOR RESTORING THE WATER SOFTENING ACTION OF SUCH WATER SOFTENING UNITS
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