ES226721Y - Dispositivo electronico para la comprobacion de resultados de operaciones aritmeticas. - Google Patents
Dispositivo electronico para la comprobacion de resultados de operaciones aritmeticas.Info
- Publication number
- ES226721Y ES226721Y ES1977226721U ES226721U ES226721Y ES 226721 Y ES226721 Y ES 226721Y ES 1977226721 U ES1977226721 U ES 1977226721U ES 226721 U ES226721 U ES 226721U ES 226721 Y ES226721 Y ES 226721Y
- Authority
- ES
- Spain
- Prior art keywords
- verifying
- results
- electronic device
- arithmetic operations
- arithmetic
- 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
Links
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ES1977226721U ES226721Y (es) | 1977-02-25 | 1977-02-25 | Dispositivo electronico para la comprobacion de resultados de operaciones aritmeticas. |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ES1977226721U ES226721Y (es) | 1977-02-25 | 1977-02-25 | Dispositivo electronico para la comprobacion de resultados de operaciones aritmeticas. |
Publications (2)
Publication Number | Publication Date |
---|---|
ES226721U ES226721U (es) | 1977-07-16 |
ES226721Y true ES226721Y (es) | 1977-11-16 |
Family
ID=8388487
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES1977226721U Expired ES226721Y (es) | 1977-02-25 | 1977-02-25 | Dispositivo electronico para la comprobacion de resultados de operaciones aritmeticas. |
Country Status (1)
Country | Link |
---|---|
ES (1) | ES226721Y (es) |
-
1977
- 1977-02-25 ES ES1977226721U patent/ES226721Y/es not_active Expired
Also Published As
Publication number | Publication date |
---|---|
ES226721U (es) | 1977-07-16 |
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