Online gaming services in the nature of providing sweepstakes promotional games; Providing online computer games; Entertainment services, namely, providing online video games; Sweepstake services; Sweepstake services provided over a global computer network; Entertainment in the nature of an online website providing social and sweepstakes promotional games; Online gaming services in the nature of iGaming, namely, providing social gaming services; Online gaming services in the nature of providi...

Wastewater process control instrument to obtain a visual sample of sludge in the water tank