发明名称 CASE OF CRYSTAL VIBRATOR
摘要 PURPOSE:To obtain a high vacuum miniature crystal vibrator case wherein the case itself acts as a getter material to absorb residuals gas by forming at least part of the case with Titanium or Zirconium and locally heating the case.
申请公布号 JPS53100792(A) 申请公布日期 1978.09.02
申请号 JP19770015248 申请日期 1977.02.15
申请人 CITIZEN WATCH CO LTD 发明人 GOTOU SUSUMU
分类号 H03H9/02;H03H9/10 主分类号 H03H9/02
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