Reporters obtained the following quote from the background information supplied by the inventors: “The applicant has previously developed a rolling device capab le of being integrated in devices, such as a piece of furniture, a movable wall etc., for moving the device along a surface. The rolling device facilitates the moving of an object and can be used by everyone regardless of physical condition and capacity to lift different devices in which the rolling device is integrate d. This device is described in Norwegian U.S. Pat. No. 316,760 B 1.
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