发明名称 CRYSTAL VIBRATOR OF TUNING FORK TYPE
摘要 PURPOSE:To improve resonance frequency-temperature characteristics of one vibration by causing a tuning fork type crystal vibrator to generate two kinds of vibrations and by coupling those two kinds of vibrations.
申请公布号 JPS5440589(A) 申请公布日期 1979.03.30
申请号 JP19770107478 申请日期 1977.09.07
申请人 SUWA SEIKOSHA KK 发明人 MOMOZAKI EIJI
分类号 H03H3/04;H03H9/21 主分类号 H03H3/04
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