| http://www.w3.org/ns/prov#value | - Whereas the entire wheel may be molded of magnetic plastic material and magnetized in a plurality of areas peripherally about the wheel for attracting and maintaining said wheel, together with others rotationally mounted thereon, against a paramagnetic surface such as steel or other material as described in FIGS. 16 and 17, only a circular band 97 of magnetic plastic is provided and is peripherall
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