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经营范围
发明名称
KWARTSRESONATOR.
摘要
申请公布号
NL7803734(A)
申请公布日期
1978.10.10
申请号
NL19780003734
申请日期
1978.04.07
申请人
发明人
分类号
H03H9/19;H03H9/13;(IPC1-7):H03H9/20
主分类号
H03H9/19
代理机构
代理人
主权项
地址
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