| http://www.w3.org/ns/prov#value | - a magnetic base having an industrial strength magnet where at least the upper portion of the magnet is encased in a low durometer nonferrous shell, said shell including an external surface of a size and shape to engage with a corresponding surface of a holding device, said magnetic base including a lower portion being fixedly-attached to a desired surface; the holding device being of a size and sh
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