Patent search ap:("BELL TELEPHONE LABOR INC") AND inv:"HORNBECK JOHN A" Page 1

1.

发明授权
Semiconductive devices 失效
Title translation: 半导体器件

公开(公告)号：US2805347A

公开(公告)日：1957-09-03

申请号：US43284254

申请日：1954-05-27

Applicant: BELL TELEPHONE LABOR INC

Inventor： HAYNES JAMES R , HORNBECK JOHN A

IPC: G01R31/26 , H01L29/00 , H01L29/02 , H01L29/06 , H01L29/36 , H01L29/73

CPC classification number: H01L29/36 , G01R31/26 , H01L29/00 , H01L29/02 , H01L29/06 , H01L29/73 , Y10S438/904

Patent Agency Ranking