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发明名称
Rotatable piezoelectric tuning device
摘要
申请公布号
US3300665(A)
申请公布日期
1967.01.24
申请号
US19630297336
申请日期
1963.07.24
申请人
INTERNATIONAL STANDARD ELECTRIC CORPORATION
发明人
HILTON ROY;POWLES FREDERICK GEORGE
分类号
H03J5/00;H03J5/28;H04B1/034
主分类号
H03J5/00
代理机构
代理人
主权项
地址
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