ES1014388U - Pedagogico device for calculating basic arithmetic operations. (Machine-translation by Google Translate, not legally binding) - Google Patents
Pedagogico device for calculating basic arithmetic operations. (Machine-translation by Google Translate, not legally binding)Info
- Publication number
- ES1014388U ES1014388U ES19909001840U ES9001840U ES1014388U ES 1014388 U ES1014388 U ES 1014388U ES 19909001840 U ES19909001840 U ES 19909001840U ES 9001840 U ES9001840 U ES 9001840U ES 1014388 U ES1014388 U ES 1014388U
- Authority
- ES
- Spain
- Prior art keywords
- pedagogico
- 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
Links
Landscapes
- Binders And Loading Units For Sheaves (AREA)
- Soil Working Implements (AREA)
Abstract
Device pedagogico for calculating arithmetic operations basic, essentially characterized consist of a plurality of strips doubles overlayed and assembled by one end through a pin eccentric on which pivotable unitarily, existing printed in such end of each strip, un number digit, and parallel to the longitudinal edge of said strips, aligning all digits, spaced and located between pairs of courts to extend cross the edge opposite of strip for whose courts configure tabs levadizas that at rest hiding a guarismo on the result of operation between coordinate aritmetica performed digits. (Machine-translation by Google Translate, not legally binding)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ES9001840U ES1014388Y (en) | 1990-06-12 | 1990-06-12 | PEDAGOGIC DEVICE FOR THE CALCULATION OF ELEMENTARY ARITHMETIC OPERATIONS. |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ES9001840U ES1014388Y (en) | 1990-06-12 | 1990-06-12 | PEDAGOGIC DEVICE FOR THE CALCULATION OF ELEMENTARY ARITHMETIC OPERATIONS. |
Publications (2)
Publication Number | Publication Date |
---|---|
ES1014388U true ES1014388U (en) | 1991-03-16 |
ES1014388Y ES1014388Y (en) | 1991-09-16 |
Family
ID=8268055
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES9001840U Expired - Fee Related ES1014388Y (en) | 1990-06-12 | 1990-06-12 | PEDAGOGIC DEVICE FOR THE CALCULATION OF ELEMENTARY ARITHMETIC OPERATIONS. |
Country Status (1)
Country | Link |
---|---|
ES (1) | ES1014388Y (en) |
-
1990
- 1990-06-12 ES ES9001840U patent/ES1014388Y/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
ES1014388Y (en) | 1991-09-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FD1K | Utility model lapsed |
Effective date: 20030303 |