| http://www.w3.org/ns/prov#value | - BACKGROUND OF THE INVENTION [0001] The invention relates to a measuring device for taking at least one measure of a bubble (for example a flexible-walled inflatable cell or container such as a bag, cushion or the like) filled with a medium, to a system for adjusting a surface contour consisting of an arrangement of fillable bubbles or a seat with a system consisting of a number of bubbles for chan
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