KR970021318U - Blackboard with Learning Puzzle - Google Patents
Blackboard with Learning PuzzleInfo
- Publication number
- KR970021318U KR970021318U KR2019970005125U KR19970005125U KR970021318U KR 970021318 U KR970021318 U KR 970021318U KR 2019970005125 U KR2019970005125 U KR 2019970005125U KR 19970005125 U KR19970005125 U KR 19970005125U KR 970021318 U KR970021318 U KR 970021318U
- Authority
- KR
- South Korea
- Prior art keywords
- blackboard
- learning puzzle
- puzzle
- learning
- Prior art date
Links
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR2019970005125U KR970021318U (en) | 1997-03-19 | 1997-03-19 | Blackboard with Learning Puzzle |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR2019970005125U KR970021318U (en) | 1997-03-19 | 1997-03-19 | Blackboard with Learning Puzzle |
Publications (1)
Publication Number | Publication Date |
---|---|
KR970021318U true KR970021318U (en) | 1997-06-18 |
Family
ID=60838913
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR2019970005125U KR970021318U (en) | 1997-03-19 | 1997-03-19 | Blackboard with Learning Puzzle |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR970021318U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20210121442A (en) * | 2020-03-30 | 2021-10-08 | 한승희 | Detachable sliding puzzle |
-
1997
- 1997-03-19 KR KR2019970005125U patent/KR970021318U/en not_active Application Discontinuation
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20210121442A (en) * | 2020-03-30 | 2021-10-08 | 한승희 | Detachable sliding puzzle |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
G15R | Request for early opening | ||
E902 | Notification of reason for refusal | ||
E601 | Decision to refuse application |