U.S. federal trademark · Serial No. 87643824 · Reg. No. 5469358
Installation, maintenance and repair of heating, ventilating and air-conditioning (HVAC) devices and installations, refrigeration systems, plumbing and process piping, electrical systems, energy control systems; plumbing services; contractor services, namely, review of and remedial recommendations for building plumbing, electrical and mechanical systems for others
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