Electric machines and apparatus for cleaning rugs, carpets, floors, furniture, curtains, upholstery and upholstered goods; floor cleaning machines; electric vacuum cleaners; hoses for vacuum cleaners; brushes for vacuum cleaners; vacuum cleaners; wet-dry vacuums; vacuum cleaners for household purposes; electric vacuum cleaners and their components; cordless vacuum cleaners; vacuum cleaner attachments for cleaning rugs, carpets, floors, furniture, curtains, upholstered goods, fans, vehicle interiors, household goods, surfaces, corners, cracks and crevices; Hand-held vacuum cleaners; vacuum cleaners powered by rechargeable batteries; electric steam mops for household purposes; steam cleaning machines in the nature of steam mops; carpet cleaning machines; Steam cleaners for household use; Robotic vacuum cleaners; robotic floor cleaning machines; accessories and replacement parts for robotic vacuum cleaners and robotic floor cleaning machines, namely, dust bins sold as components of robotic vacuum cleaners and robotic floor cleaning machines, navigation control devices that use infrared light to control the movement of robotic vacuum cleaners and robotic floor cleaning machines sold as components of robotic vacuum cleaners and robotic floor cleaning machines, brushes, wheels, dust collection bags, dust filters, vacuum cleaning brush heads; robotic vacuum cleaners sold together as a unit with electronic docking stations that feature a built-in machine for extracting dirt, dust and debris from the vacuum cleaners and that store the extracted dirt, dust and debris in the docking station; robotic floor cleaning machines sold together as a unit with electronic docking stations that feature a built-in machine for extracting dirt, dust and debris from the floor cleaning machines and that store the extracted dirt, dust and debris in the docking station; stair cleaning tools for vacuum cleaners; stands for vacuum cleaners; floor polishers; stick vacuum cleaners in the nature of cordless vacuum cleaners