centrifugal pumps; starters for engines and motors; pumps [parts of machines, engines or motors]; blowing machines for the compression, exhaustion and transport of gases; driving motors other than for land vehicles; crushers for kitchen use, electric; pump diaphragms; conveyors [machines]; pressure valves [parts of machines]; engines for air cushion vehicles; fans for motors and engines; compressed air engines; compressed air machines; compressed air pumps; brushes, electrically operated [parts of machines]; vacuum cleaners; 3D printers; touchless stationary vacuums; household cleaning and laundry robots with artificial intelligence