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发明名称
Temperature controlled filter gas cell in gas cell frequency standard
摘要
申请公布号
US3243721(A)
申请公布日期
1966.03.29
申请号
US19620228949
申请日期
1962.10.08
申请人
TRW INC.
发明人
JR. JOSEPH J. CALDWELL,
分类号
H03L7/26
主分类号
H03L7/26
代理机构
代理人
主权项
地址
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