发明名称 AT CUT CRYSTAL VIBRATOR
摘要 PURPOSE:To stably expand frequency-temperature ranges which were narrow with a single vibrator by monolithically forming and combining a plurality of rectangular form vibrators of varying width sizes or length sizes on one sheet of an ATcut crystal wafer.
申请公布号 JPS533179(A) 申请公布日期 1978.01.12
申请号 JP19760077606 申请日期 1976.06.30
申请人 SEIKO INSTR & ELECTRONICS 发明人 TAKAHASHI KUNIHIRO
分类号 H03H9/02;H03H9/19;H03H9/205;H03H9/58 主分类号 H03H9/02
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