U.S. federal trademark · Serial No. 77232664 · Reg. No. 3538045
Providing links to websites of others featuring online training and testing programs in the fields of heating, ventilating, air-conditioning and refrigeration; educational services, namely, conducting seminars, workshops, courses, training and testing programs in the heating, ventilating, air-conditioning and refrigeration fields and distribution of educational materials in connection therewith
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