发明授权
US3913030A Oscillators used in devices for measuring a displacement 失效
用于测量位移的装置中使用的振荡器

Oscillators used in devices for measuring a displacement
摘要:
An oscillator unit responsive to a change in capacitance produced by a variable capacitor in response to a physical change in which the current for charging the capacitor is increased for a time to produce a more linear charge.
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