JPH0450288U - - Google Patents
Info
- Publication number
- JPH0450288U JPH0450288U JP9151990U JP9151990U JPH0450288U JP H0450288 U JPH0450288 U JP H0450288U JP 9151990 U JP9151990 U JP 9151990U JP 9151990 U JP9151990 U JP 9151990U JP H0450288 U JPH0450288 U JP H0450288U
- Authority
- JP
- Japan
- Prior art keywords
- drawing board
- edge
- eraser waste
- side wall
- eraser
- 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.)
- Pending
Links
- 239000002699 waste material Substances 0.000 claims description 6
- 239000000463 material Substances 0.000 claims 2
Landscapes
- Drawing Aids And Blackboards (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9151990U JPH0450288U ( ) | 1990-09-03 | 1990-09-03 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9151990U JPH0450288U ( ) | 1990-09-03 | 1990-09-03 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH0450288U true JPH0450288U ( ) | 1992-04-28 |
Family
ID=31827229
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP9151990U Pending JPH0450288U ( ) | 1990-09-03 | 1990-09-03 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0450288U ( ) |
-
1990
- 1990-09-03 JP JP9151990U patent/JPH0450288U/ja active Pending