发明名称 SUPPORT CONSTRUCTION OF TUNING FORK TYPE CRYSTAL VIBRATOR
摘要 PURPOSE:To obtain a crystal vibrator for wristwatches, which is high in impact resistance and is easy to assemble, by soldering the root bottom face of a tuning fork type vibrator piece, slightly away from a hermetic terminal, to the support members which are disposed at a spacing of 50mum from the main surface of the vibrator piece at the root part.
申请公布号 JPS53131787(A) 申请公布日期 1978.11.16
申请号 JP19770046234 申请日期 1977.04.21
申请人 CITIZEN WATCH CO LTD 发明人 WAKASUGI MAKOTO
分类号 H03H9/21;H03H9/05 主分类号 H03H9/21
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