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发明名称
Circuit arrangement producing a phase displacement having a substantially constant value
摘要
申请公布号
US2503739(A)
申请公布日期
1950.04.11
申请号
US19470725460
申请日期
1947.01.31
申请人
HARTFORD NATIONAL BANK AND TRUST COMPANY
发明人
JANSSEN JOHANNES MARINUS LODEVICUS
分类号
H03H7/18
主分类号
H03H7/18
代理机构
代理人
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地址
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