Patent search ap:("IBM") AND inv:"ECKERT WALLACE J" Page 1

1.

发明授权
Electronic devices for locating and measuring indicia 失效
Title translation: 用于定位和测量标记的电子设备

公开(公告)号：US2922332A

公开(公告)日：1960-01-26

申请号：US50848155

申请日：1955-05-16

Applicant: IBM

Inventor： LENTZ JOHN J , BENNETT RICHARD L , ECKERT WALLACE J

IPC: G01C21/02 , G01D5/34 , G05D3/20 , H03M1/00

CPC classification number: G01D5/342 , G01C21/02 , G05D3/20 , H03M1/00 , H03M1/124

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