KR890001879Y1 - Blackboard eraser - Google Patents
Blackboard eraserInfo
- Publication number
- KR890001879Y1 KR890001879Y1 KR8603435U KR860003435U KR890001879Y1 KR 890001879 Y1 KR890001879 Y1 KR 890001879Y1 KR 8603435 U KR8603435 U KR 8603435U KR 860003435 U KR860003435 U KR 860003435U KR 890001879 Y1 KR890001879 Y1 KR 890001879Y1
- Authority
- KR
- South Korea
- Prior art keywords
- blackboard eraser
- eraser
- blackboard
- Prior art date
Links
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR8603435U KR890001879Y1 (en) | 1986-03-20 | 1986-03-20 | Blackboard eraser |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR8603435U KR890001879Y1 (en) | 1986-03-20 | 1986-03-20 | Blackboard eraser |
Publications (1)
Publication Number | Publication Date |
---|---|
KR890001879Y1 true KR890001879Y1 (en) | 1989-04-08 |
Family
ID=19249763
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR8603435U KR890001879Y1 (en) | 1986-03-20 | 1986-03-20 | Blackboard eraser |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR890001879Y1 (en) |
-
1986
- 1986-03-20 KR KR8603435U patent/KR890001879Y1/en not_active IP Right Cessation
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
E701 | Decision to grant or registration of patent right | ||
REGI | Registration of establishment | ||
LAPS | Lapse due to unpaid annual fee |