ES160230U - Child calculator. (Machine-translation by Google Translate, not legally binding) - Google Patents

Child calculator. (Machine-translation by Google Translate, not legally binding)

Info

Publication number
ES160230U
ES160230U ES0160230U ES160230U ES160230U ES 160230 U ES160230 U ES 160230U ES 0160230 U ES0160230 U ES 0160230U ES 160230 U ES160230 U ES 160230U ES 160230 U ES160230 U ES 160230U
Authority
ES
Spain
Prior art keywords
buttons
translation
machine
legally binding
google translate
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
ES0160230U
Other languages
Spanish (es)
Other versions
ES160230Y (en
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.)
Ruiz Doblas Eduardo
Original Assignee
Ruiz Doblas Eduardo
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 Ruiz Doblas Eduardo filed Critical Ruiz Doblas Eduardo
Priority to ES1970160230U priority Critical patent/ES160230Y/en
Publication of ES160230U publication Critical patent/ES160230U/en
Application granted granted Critical
Publication of ES160230Y publication Critical patent/ES160230Y/en
Expired legal-status Critical Current

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  • Calculators And Similar Devices (AREA)

Abstract

Child calculator, characterized in that it comprises a board with a series of buttons or contacts of conductive material, divided into four groups, each of which corresponds to one of the operations of adding, subtracting, multiplying and dividing, being, at least in each group, said buttons aligned in columns numbered correlatively and in each column the buttons also numbered correlatively, forming rows, electrically connecting the buttons a series of lamps to which it is connected, in turn one of the poles of a battery or battery, while the other pole is connected to a terminal, with which, when a certain button is touched, the lamp corresponding to the result of performing the operation between the number of the column and that of the touched button is lit. (Machine-translation by Google Translate, not legally binding)
ES1970160230U 1970-07-10 1970-07-10 CHILDREN'S CALCULATOR. Expired ES160230Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ES1970160230U ES160230Y (en) 1970-07-10 1970-07-10 CHILDREN'S CALCULATOR.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES1970160230U ES160230Y (en) 1970-07-10 1970-07-10 CHILDREN'S CALCULATOR.

Publications (2)

Publication Number Publication Date
ES160230U true ES160230U (en) 1970-09-16
ES160230Y ES160230Y (en) 1971-05-16

Family

ID=8338253

Family Applications (1)

Application Number Title Priority Date Filing Date
ES1970160230U Expired ES160230Y (en) 1970-07-10 1970-07-10 CHILDREN'S CALCULATOR.

Country Status (1)

Country Link
ES (1) ES160230Y (en)

Also Published As

Publication number Publication date
ES160230Y (en) 1971-05-16

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