JPS6316193U - - Google Patents
Info
- Publication number
- JPS6316193U JPS6316193U JP10894586U JP10894586U JPS6316193U JP S6316193 U JPS6316193 U JP S6316193U JP 10894586 U JP10894586 U JP 10894586U JP 10894586 U JP10894586 U JP 10894586U JP S6316193 U JPS6316193 U JP S6316193U
- Authority
- JP
- Japan
- Prior art keywords
- blackboard
- writing
- crayon
- written
- steel
- 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
- 239000000463 material Substances 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 claims 1
- 239000010985 leather Substances 0.000 claims 1
- 239000011120 plywood Substances 0.000 claims 1
- 239000010959 steel Substances 0.000 claims 1
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 claims 1
- 229920002554 vinyl polymer Polymers 0.000 claims 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Drawing Aids And Blackboards (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10894586U JPS6316193U (enExample) | 1986-07-15 | 1986-07-15 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10894586U JPS6316193U (enExample) | 1986-07-15 | 1986-07-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6316193U true JPS6316193U (enExample) | 1988-02-02 |
Family
ID=30986602
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10894586U Pending JPS6316193U (enExample) | 1986-07-15 | 1986-07-15 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6316193U (enExample) |
-
1986
- 1986-07-15 JP JP10894586U patent/JPS6316193U/ja active Pending