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:
Jan. 30, 1990

Filed:

Sep. 01, 1983
Applicant:
Inventors:

Akira Nakanishi, Sakurai, JP;

Yasuhiro Nakanishi, Nara, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F / ; G09G / ;
U.S. Cl.
CPC ...
364520 ; 364521 ; 36471013 ; 340753 ; 340734 ; 340121 ; 178 / ;
Abstract

An electronic graph drawing apparatus comprises an input device for inputting numerical data, a memory responsive to the input device for storing the input data, a selection circuit responsive to the memory for selecting the maximum numerical data from the input numerical data, and a define circuit responsive to the selection circuit for defining an integer as the maximum of the scale in a graph to be drawn. Additionally, a second define circuit may be provided for defining the number of sectional divisions between the maximum scale and the minimum scale. Further, a scale assignment circuit may be provided for assigning scale information. Still further a line drawing circuit may be provided for drawing broken lines parallel to the X- and the Y-axis.


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