Patent search ap:("SONY CORP") AND inv:"TSUKAMURA YOSHIHIRO" Page 1

1.

发明授权
Electron gun device 失效
Title translation: 电子枪设备

公开(公告)号：US3437868A

公开(公告)日：1969-04-08

申请号：US3437868D

申请日：1965-10-11

Applicant: SONY CORP

Inventor： OHKOSHI AKIO , NII TAKEHIKO , TSUKAMURA YOSHIHIRO

IPC: H01J29/50 , H04N9/26 , H01J29/48

CPC classification number: H04N9/26 , H01J29/50

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