U.S. federal trademark · Serial No. 77254261
CONSTRUCTION AND REPAIR SERVICES BASED ON USE OF AN APPARATUS AND EQUIPMENT TO INCREASE THE DENSITY OF BASE SOILS TO IMPROVE LOAD BEARING CAPACITY AND REDUCE LIQUEFACTION POTENTIAL; CONSTRUCTION AND REPAIR SERVICES BASED ON THE USE OF AN APPARATUS AND EQUIPMENT TO LIFT AND RESTORE SUNKEN PAVEMENTS, SLABS, FLOORS AND FOUNDATIONS
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