CN203093516U - Line tool for blackboard - Google Patents
Line tool for blackboard Download PDFInfo
- Publication number
- CN203093516U CN203093516U CN2013201018304U CN201320101830U CN203093516U CN 203093516 U CN203093516 U CN 203093516U CN 2013201018304 U CN2013201018304 U CN 2013201018304U CN 201320101830 U CN201320101830 U CN 201320101830U CN 203093516 U CN203093516 U CN 203093516U
- Authority
- CN
- China
- Prior art keywords
- line
- blackboard
- guide rail
- lines
- tool
- 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 - Fee Related
Links
Images
Landscapes
- Drawing Aids And Blackboards (AREA)
Abstract
Description
Claims (2)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2013201018304U CN203093516U (en) | 2013-03-06 | 2013-03-06 | Line tool for blackboard |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2013201018304U CN203093516U (en) | 2013-03-06 | 2013-03-06 | Line tool for blackboard |
Publications (1)
Publication Number | Publication Date |
---|---|
CN203093516U true CN203093516U (en) | 2013-07-31 |
Family
ID=48844947
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2013201018304U Expired - Fee Related CN203093516U (en) | 2013-03-06 | 2013-03-06 | Line tool for blackboard |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN203093516U (en) |
-
2013
- 2013-03-06 CN CN2013201018304U patent/CN203093516U/en not_active Expired - Fee Related
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CU01 | Correction of utility model patent |
Correction item: Inventor Correct: delete False: Inventor 3 Number: 31 Page: The title page Volume: 29 |
|
CU03 | Correction of utility model patent gazette |
Correction item: Inventor Correct: delete False: Inventor 3 Number: 31 Volume: 29 |
|
ERR | Gazette correction |
Free format text: CORRECT: INVENTOR; FROM: INVENTOR 3 TO: DELETE |
|
RECT | Rectification | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130731 Termination date: 20140306 |