Abstract
Reporters obtained the following quote from the background information supplied by the inventors: “The invention relates to a method for collision-free wall-cle aning and/or edge-cleaning by using a mobile, self-driving appliance, in particu lar a floor cleaning appliance for autonomous processing of floor surfaces, such as a robotic vacuum cleaner and/or a sweeping and/or mopping robot, having a wa ll tracking sensor and a distance sensor.
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