| http://www.w3.org/ns/prov#value | - In a radio receiving apparatus, a base, a tuning control means mounted on said base and including a series of individual sections, Walls on said base extending between said sections to shield the latter one from another, an inductance coil associated with and mounted in spaced relation to each of said sections, a plurality of removable metallic shield cans mounted on said base in contact with said
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