| http://www.w3.org/ns/prov#value | - The magnetic head further comprises a nonmagnetic layer 21 made of a nonmagnetic material and disposed around the yoke layer 20B. A portion of the nonmagnetic layer 21 is disposed on a side of the first layer 20A. The nonmagnetic layer 21 is made of an inorganic insulating material such as alumina or coating glass.
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