ES145510U - Didactic device for the practice of arithmetic operations. (Machine-translation by Google Translate, not legally binding) - Google Patents

Didactic device for the practice of arithmetic operations. (Machine-translation by Google Translate, not legally binding)

Info

Publication number
ES145510U
ES145510U ES145510U ES145510U ES145510U ES 145510 U ES145510 U ES 145510U ES 145510 U ES145510 U ES 145510U ES 145510 U ES145510 U ES 145510U ES 145510 U ES145510 U ES 145510U
Authority
ES
Spain
Prior art keywords
translation
practice
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
ES145510U
Other languages
Spanish (es)
Other versions
ES145510Y (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.)
TUR COSTA MIGUEL
Original Assignee
TUR COSTA MIGUEL
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 TUR COSTA MIGUEL filed Critical TUR COSTA MIGUEL
Priority to ES1969145510U priority Critical patent/ES145510Y/en
Publication of ES145510U publication Critical patent/ES145510U/en
Application granted granted Critical
Publication of ES145510Y publication Critical patent/ES145510Y/en
Expired legal-status Critical Current

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Abstract

Didactic device for the practice of arithmetic operations, essentially characterized by the fact of being constituted by a board comprising several longitudinal and parallel recesses, of which the first on the left comprises nine aligned cards, the longitudinal dimension of the pocket being nine spaces of tab, plus several empty spaces of card while the remaining boxes have ten and eight cards, and several empty spaces of card, being its longitudinal dimension of eighteen spaces plus the card gaps. (Machine-translation by Google Translate, not legally binding)
ES1969145510U 1969-02-11 1969-02-11 DIDACTIC DEVICE FOR THE PRACTICE OF ARIT-METIC OPERATIONS. Expired ES145510Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ES1969145510U ES145510Y (en) 1969-02-11 1969-02-11 DIDACTIC DEVICE FOR THE PRACTICE OF ARIT-METIC OPERATIONS.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES1969145510U ES145510Y (en) 1969-02-11 1969-02-11 DIDACTIC DEVICE FOR THE PRACTICE OF ARIT-METIC OPERATIONS.

Publications (2)

Publication Number Publication Date
ES145510U true ES145510U (en) 1969-05-16
ES145510Y ES145510Y (en) 1970-01-01

Family

ID=8327508

Family Applications (1)

Application Number Title Priority Date Filing Date
ES1969145510U Expired ES145510Y (en) 1969-02-11 1969-02-11 DIDACTIC DEVICE FOR THE PRACTICE OF ARIT-METIC OPERATIONS.

Country Status (1)

Country Link
ES (1) ES145510Y (en)

Also Published As

Publication number Publication date
ES145510Y (en) 1970-01-01

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