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经营范围
发明名称
Crystal oscillator and buffer amplifier circuits or the like
摘要
申请公布号
US2863956(A)
申请公布日期
1958.12.09
申请号
US19550546667
申请日期
1955.11.14
申请人
HOFFMAN ELECTRONICS CORPORATION
发明人
SCHMIDT FRED W.
分类号
H03B5/34
主分类号
H03B5/34
代理机构
代理人
主权项
地址
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