U.S. federal trademark · Serial No. 78037473 · Reg. No. 39718464
APPARATUS, INSTRUMENTS AND MECHANICAL EQUIPMENT FOR CLARIFICATION AND WASTEWATER TREATMENT PLANTS, NAMELY WASTEWATER PURIFICATION AERATORS AND CIRCULATORS, STIRRERS, HYPERBOLOID STIRRERS, DRAWING DEVICES FOR STIRRERS, SUBMERGED MOTORS FOR STIRRERS, WATER DISTRIBUTION DEVICES, FILLINGS FOR TRICKLING FILTERS COMPRISING PIECES OF ROCK AND/OR SYNTHETIC MATERIAL AND/OR FILLING ELEMENTS FABRICATED OF POROUS MATERIALS, AND PUMPS FOR SEWAGE AND SLUDGE
ENGINEERING, ARCHITECTURAL CONSULTATION, CONSTRUCTION DRAFTING AND TECHNICAL CONSULTATION, ALL IN THE FIELDS OF AERATION, DRAINAGE AND TREATMENT OF SEWAGE AND SLUDGE; COMPUTER PROGRAMMING FOR OTHERS
ELECTRICAL SEWAGE AND WASTEWATER TREATMENT APPARATUS AND INSTRUMENTS, NAMELY, STIRRERS, HYPERBOLOID STIRRERS, DRAWING DEVICES FOR STIRRERS, SUBMERSED MOTORS OR STIRRERS, FILLINGS FOR TICKLING FILTERS, SEWAGE AND SLUDGE PUMPS, MIXERS, AGITATORS, CRANES AND POWER LIFTS, ALL FOR THE USE IN THE AUTOMATIC OPERATION OF SEWAGE CLARIFICATION PLANTS AND WASTEWATER TREATMENT PLANTS; ELECTRICAL SEWAGE AND WASTEWATER TREATMENT APPARATUS AND INSTRUMENTS, NAMELY STIRRERS, HYPERBOLOID STIRRERS, DRAWING DEVICES FOR STIRRERS, SUBMERSED MOTORS FOR STIRRERS, FILLINGS FOR TRICKLING FILTERS, SEWAGE AND SLUDGE PUMPS, MIXERS, AGITATORS, ALL FOR THE USE IN THE AUTOMATIC OPERATION OF FACILITIES FOR MIXING AND AERATION OF SEWAGE, FLOATING SLUDGE, AND RETURN SLUDGE AS PART OF A BIOLOGICAL SEWAGE PURIFICATION PROCESS
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