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发明名称
Frequency synchronizing system
摘要
申请公布号
US2505642(A)
申请公布日期
1950.04.25
申请号
US19460685123
申请日期
1946.07.20
申请人
HARTFORD NATIONAL BANK AND TRUST COMPANY
发明人
HUGENHOLTZ EDUARD HERMAN;HARDENBERG BONIFACIUS JOHANNES VAN
分类号
G01R23/00;H03D13/00;H03L7/08
主分类号
G01R23/00
代理机构
代理人
主权项
地址
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