JPH01148394U - - Google Patents
Info
- Publication number
- JPH01148394U JPH01148394U JP4009588U JP4009588U JPH01148394U JP H01148394 U JPH01148394 U JP H01148394U JP 4009588 U JP4009588 U JP 4009588U JP 4009588 U JP4009588 U JP 4009588U JP H01148394 U JPH01148394 U JP H01148394U
- Authority
- JP
- Japan
- Prior art keywords
- core material
- fiber product
- synthetic fiber
- eraser
- approximately
- 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
- 239000011162 core material Substances 0.000 claims description 3
- 239000012209 synthetic fiber Substances 0.000 claims description 3
- 229920002994 synthetic fiber Polymers 0.000 claims description 3
- 239000004033 plastic Substances 0.000 claims description 2
- 239000004794 expanded polystyrene Substances 0.000 claims 1
- 230000002093 peripheral effect Effects 0.000 claims 1
- 229920006327 polystyrene foam Polymers 0.000 claims 1
- 229920003002 synthetic resin Polymers 0.000 claims 1
- 239000000057 synthetic resin Substances 0.000 claims 1
- 229920006328 Styrofoam Polymers 0.000 description 1
- 239000008261 styrofoam Substances 0.000 description 1
Landscapes
- Drawing Aids And Blackboards (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4009588U JPH01148394U (enExample) | 1988-03-25 | 1988-03-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4009588U JPH01148394U (enExample) | 1988-03-25 | 1988-03-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01148394U true JPH01148394U (enExample) | 1989-10-13 |
Family
ID=31266571
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4009588U Pending JPH01148394U (enExample) | 1988-03-25 | 1988-03-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01148394U (enExample) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5138936B2 (enExample) * | 1973-04-03 | 1976-10-25 |
-
1988
- 1988-03-25 JP JP4009588U patent/JPH01148394U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5138936B2 (enExample) * | 1973-04-03 | 1976-10-25 |