TW586499U - Dust collecting apparatus for blackboard eraser - Google Patents
Dust collecting apparatus for blackboard eraserInfo
- Publication number
- TW586499U TW586499U TW89210751A01U TW586499U TW 586499 U TW586499 U TW 586499U TW 89210751A01 U TW89210751A01 U TW 89210751A01U TW 586499 U TW586499 U TW 586499U
- Authority
- TW
- Taiwan
- Prior art keywords
- dust collecting
- collecting apparatus
- blackboard eraser
- eraser
- blackboard
- Prior art date
Links
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
TW89210751U TW557873U (en) | 2000-06-21 | 2000-06-21 | Dust collecting apparatus for blackboard eraser |
Publications (1)
Publication Number | Publication Date |
---|---|
TW586499U true TW586499U (en) | 2004-05-01 |
Family
ID=32294511
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TW89210751U TW557873U (en) | 2000-06-21 | 2000-06-21 | Dust collecting apparatus for blackboard eraser |
TW89210751A01 TW586499U (en) | 2000-06-21 | 2001-06-13 | Dust collecting apparatus for blackboard eraser |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TW89210751U TW557873U (en) | 2000-06-21 | 2000-06-21 | Dust collecting apparatus for blackboard eraser |
Country Status (1)
Country | Link |
---|---|
TW (2) | TW557873U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105799396A (en) * | 2016-04-12 | 2016-07-27 | 宿州学院 | Blackboard eraser capable of reducing dust pollution |
-
2000
- 2000-06-21 TW TW89210751U patent/TW557873U/en not_active IP Right Cessation
-
2001
- 2001-06-13 TW TW89210751A01 patent/TW586499U/en not_active IP Right Cessation
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105799396A (en) * | 2016-04-12 | 2016-07-27 | 宿州学院 | Blackboard eraser capable of reducing dust pollution |
CN105799396B (en) * | 2016-04-12 | 2017-07-14 | 宿州学院 | A kind of blackboard eraser for reducing dust pollution |
Also Published As
Publication number | Publication date |
---|---|
TW557873U (en) | 2003-10-11 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM4K | Annulment or lapse of a utility model due to non-payment of fees |