The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Aug. 10, 1993

Filed:

Jun. 19, 1992
Applicant:
Inventor:

Yuji Hikawa, Kanagawa, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06K / ; G06K / ;
U.S. Cl.
CPC ...
382 61 ; 235454 ; 434353 ;
Abstract

A mark placing and canceling method, operating with a mark sheet provided with mark columns formed of closed areas demarcated with boundary lines, for entering a mark indicating a set-up of a control job in one of the mark columns, reading the mark sheet with a two-dimensional image reading device, and canceling the mark entered in the mark column on the mark sheet as recognized by means of a mark recognizing device. The mark placing and canceling method includes the steps of (a) entering a line forming a crossing point with the boundary line, as a mark for setting up a control job; and (b) entering a line forming new crossing points with the already entered line and with the boundary line, as a mark for canceling the set-up of the control job, in case the already entered mark is to be canceled.


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