发明授权
US4975607A Frequency generator with superimposed generation coil 失效
频率发生器叠加生成线圈

Frequency generator with superimposed generation coil
摘要:
A frequency generator includes a circuit board having one surface on which a generating coil pattern and a wiring pattern are printed in stacked relationship via an insulating layer. In a preferred embodiment, the coil is pointed over the wiring pattern.
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