JPS53121520A - Calculator operating device - Google Patents

Calculator operating device

Info

Publication number
JPS53121520A
JPS53121520A JP3670777A JP3670777A JPS53121520A JP S53121520 A JPS53121520 A JP S53121520A JP 3670777 A JP3670777 A JP 3670777A JP 3670777 A JP3670777 A JP 3670777A JP S53121520 A JPS53121520 A JP S53121520A
Authority
JP
Japan
Prior art keywords
operating device
calculator operating
calculator
educational
easy
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP3670777A
Other languages
Japanese (ja)
Other versions
JPS5723886B2 (en
Inventor
Naotake Kurotsu
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Toshiba Corp
Original Assignee
Toshiba Corp
Tokyo Shibaura Electric Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Toshiba Corp, Tokyo Shibaura Electric Co Ltd filed Critical Toshiba Corp
Priority to JP3670777A priority Critical patent/JPS53121520A/en
Publication of JPS53121520A publication Critical patent/JPS53121520A/en
Publication of JPS5723886B2 publication Critical patent/JPS5723886B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Calculators And Similar Devices (AREA)

Abstract

PURPOSE: To carry out an operator education in an easy and highly efficient way by adding a selecting function for the educational and the ordinary operation modes to the calculator operating device.
COPYRIGHT: (C)1978,JPO&Japio
JP3670777A 1977-03-31 1977-03-31 Calculator operating device Granted JPS53121520A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3670777A JPS53121520A (en) 1977-03-31 1977-03-31 Calculator operating device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3670777A JPS53121520A (en) 1977-03-31 1977-03-31 Calculator operating device

Publications (2)

Publication Number Publication Date
JPS53121520A true JPS53121520A (en) 1978-10-24
JPS5723886B2 JPS5723886B2 (en) 1982-05-21

Family

ID=12477233

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3670777A Granted JPS53121520A (en) 1977-03-31 1977-03-31 Calculator operating device

Country Status (1)

Country Link
JP (1) JPS53121520A (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS515135A (en) * 1974-07-02 1976-01-16 Mitsubishi Precision Co Ltd

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS515135A (en) * 1974-07-02 1976-01-16 Mitsubishi Precision Co Ltd

Also Published As

Publication number Publication date
JPS5723886B2 (en) 1982-05-21

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