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经营范围
发明名称
SMALL-SIZED CRYSTAL RESONATOR
摘要
申请公布号
JPH02250411(A)
申请公布日期
1990.10.08
申请号
JP19890071234
申请日期
1989.03.23
申请人
SEIKO ELECTRONIC COMPONENTS LTD
发明人
SAOTOME KENTARO
分类号
H03H9/02
主分类号
H03H9/02
代理机构
代理人
主权项
地址
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