United States Patent 4,246,452
Jan. 20, 1981 - Switch Apparatus
Filed: Jan. 5, 1979
Assignee: Mattel, Inc., Hawthorne, Calif.
A switch apparatus having first and second surfaces with conductive pattern segments thereon in proximate spaced overlying relation, each of the patterns being generally identical and having a circular array of alternating solid and interleaved conductive portion, one pattern being movable toward the other by tilting of a disc for providing a plurality of discrete signals.
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