Patent search ap:("INT STANDARD ELECTRIC CORP") AND inv:"VLADIMIR FELDHUSEN IGOR" Page 1

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发明授权
Measurement of group delay in electric communication systems 失效
Title translation: 电气通信系统中组延迟的测量

公开(公告)号：US2877409A

公开(公告)日：1959-03-10

申请号：US48868455

申请日：1955-02-16

Applicant: INT STANDARD ELECTRIC CORP

Inventor： BULOW JACOBSEN BENT , VLADIMIR FELDHUSEN IGOR

IPC: H04B3/46 , H04B3/48

CPC classification number: H04B3/48 , H04B3/462

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