U.S. federal trademark · Serial No. 79433796 · Reg. No. 8397227
Apparatus and machines for gas purification; apparatus and machines for water purification; gas purification apparatus; machines for flue gas condensation in the nature of flue gas condensers, other than parts of machines; water purification apparatus; machines for flue gas condensation in the nature of flue gas condensers, other than parts of machines; apparatus and machines for flue gas condensation in the nature of flue gas condensers, other than parts of machines; heat pumps; scrubbers for waste gas treatment; filters for water purification; filters for gas purification being gas conditioning filters
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