Patent search ap:("BELL TELEPHONE LABOR INC") AND inv:"PRATS LOUIS" Page 1

1.

发明授权
Check circuit for comparing the input and output of data repeaters 失效
Title translation: 检查电路用于比较数据中继器的输入和输出

公开(公告)号：US3436479A

公开(公告)日：1969-04-01

申请号：US3436479D

申请日：1966-04-11

Applicant: BELL TELEPHONE LABOR INC

Inventor： HOUCKE GEORGE P , PRATS LOUIS

IPC: H04L1/00 , H04L25/02 , H03K5/20 , H04L25/20

CPC classification number: H04L1/00

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