ES223346Y - ANSWER CHECKING MECHANISM IN TEACHING TOYS. - Google Patents
ANSWER CHECKING MECHANISM IN TEACHING TOYS.Info
- Publication number
- ES223346Y ES223346Y ES1976223346U ES223346U ES223346Y ES 223346 Y ES223346 Y ES 223346Y ES 1976223346 U ES1976223346 U ES 1976223346U ES 223346 U ES223346 U ES 223346U ES 223346 Y ES223346 Y ES 223346Y
- Authority
- ES
- Spain
- Prior art keywords
- checking mechanism
- answer checking
- teaching toys
- toys
- 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
Links
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ES1976223346U ES223346Y (en) | 1976-09-17 | 1976-09-17 | ANSWER CHECKING MECHANISM IN TEACHING TOYS. |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ES1976223346U ES223346Y (en) | 1976-09-17 | 1976-09-17 | ANSWER CHECKING MECHANISM IN TEACHING TOYS. |
Publications (2)
Publication Number | Publication Date |
---|---|
ES223346U ES223346U (en) | 1976-12-16 |
ES223346Y true ES223346Y (en) | 1977-04-16 |
Family
ID=8385533
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES1976223346U Expired ES223346Y (en) | 1976-09-17 | 1976-09-17 | ANSWER CHECKING MECHANISM IN TEACHING TOYS. |
Country Status (1)
Country | Link |
---|---|
ES (1) | ES223346Y (en) |
-
1976
- 1976-09-17 ES ES1976223346U patent/ES223346Y/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
ES223346U (en) | 1976-12-16 |
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