U.S. federal trademark · Serial No. 85903032 · Reg. No. 0297111
[ Nitrogen oxide reduction apparatus for purifying air for industrial purpose; Nitrogen oxide reduction apparatus for purifying water for industrial purpose; Apparatus for reduction of nitrogen oxide from emission gas of industrial facilities ]
Installation and repair of nitrogen oxide reduction apparatuses, Maintenance and repair of nitrogen oxide reduction apparatuses
Nitrogen oxide reduction apparatus for purifying emission gas of internal combustion engines, not for land vehicles; Apparatus for reduction of nitrogen oxide from emission gas of internal combustion engines for marine purposes
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