Electronic searching selector

Invention Grant

US2994429A Electronic searching selector 失效

Title translation: 电子搜索选择器

Patent Title: Electronic searching selector
Patent Title (中): 电子搜索选择器
Application No.: US53141955

Application Date: 1955-08-30
Publication No.: US2994429A

Publication Date: 1961-08-01
Inventor: LUHN HANS P , WILSON EDWARD S , STAHL WILLIAM L , BERG DONALD P , DUSTMAN WILLIAM S
Applicant: IBM
Assignee: Ibm
Current Assignee: Ibm
Priority: US53141955 1955-08-30

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