Patent search ap:("GEN MOTORS CORP") AND inv:"MERLE WEISS" Page 1

1.

发明授权
Circular trace scope display 失效
Title translation: 循环轨迹范围显示

公开(公告)号：US3047767A

公开(公告)日：1962-07-31

申请号：US83715759

申请日：1959-08-31

Applicant: GEN MOTORS CORP

Inventor： ALLURED ROBERT B , MERLE WEISS

IPC: G01R13/24 , H01J29/78

CPC classification number: G01R13/24 , H01J29/78

Patent Agency Ranking