Patent search ap:("BELL TELEPHONE LABOR INC") AND inv:"GRIFFITHS JAMES E" Page 1

1.

发明授权
Method and apparatus for measuring light signals of low intensity by utilization of shot noise 失效
Title translation: 通过利用海底噪声测量低强度光信号的方法和装置

公开(公告)号：US3426208A

公开(公告)日：1969-02-04

申请号：US3426208D

申请日：1965-12-22

Applicant: BELL TELEPHONE LABOR INC

Inventor： GRIFFITHS JAMES E , ZITTER ROBERT N

IPC: G01J1/42 , H01J39/10 , G01J1/24

CPC classification number: G01J1/42

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