ES64971Y - A method for the elementary teaching of arithmetic by numerical intuition produced by apparatus - Google Patents

A method for the elementary teaching of arithmetic by numerical intuition produced by apparatus

Info

Publication number
ES64971Y
ES64971Y ES0064971U ES64971U ES64971Y ES 64971 Y ES64971 Y ES 64971Y ES 0064971 U ES0064971 U ES 0064971U ES 64971 U ES64971 U ES 64971U ES 64971 Y ES64971 Y ES 64971Y
Authority
ES
Spain
Prior art keywords
intuition
arithmetic
numerical
produced
elementary teaching
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.)
Expired
Application number
ES0064971U
Other languages
Spanish (es)
Other versions
ES64971U (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.)
TRESSERRAS ESPINASA JERONIMO
Original Assignee
TRESSERRAS ESPINASA JERONIMO
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 TRESSERRAS ESPINASA JERONIMO filed Critical TRESSERRAS ESPINASA JERONIMO
Priority to ES0064971U priority Critical patent/ES64971Y/en
Publication of ES64971U publication Critical patent/ES64971U/en
Application granted granted Critical
Publication of ES64971Y publication Critical patent/ES64971Y/en
Expired legal-status Critical Current

Links

ES0064971U 1957-01-14 1957-01-14 A method for the elementary teaching of arithmetic by numerical intuition produced by apparatus Expired ES64971Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ES0064971U ES64971Y (en) 1957-01-14 1957-01-14 A method for the elementary teaching of arithmetic by numerical intuition produced by apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES0064971U ES64971Y (en) 1957-01-14 1957-01-14 A method for the elementary teaching of arithmetic by numerical intuition produced by apparatus

Publications (2)

Publication Number Publication Date
ES64971U ES64971U (en) 1958-05-16
ES64971Y true ES64971Y (en) 1959-03-16

Family

ID=52729711

Family Applications (1)

Application Number Title Priority Date Filing Date
ES0064971U Expired ES64971Y (en) 1957-01-14 1957-01-14 A method for the elementary teaching of arithmetic by numerical intuition produced by apparatus

Country Status (1)

Country Link
ES (1) ES64971Y (en)

Also Published As

Publication number Publication date
ES64971U (en) 1958-05-16

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