JPS6436197U - - Google Patents
Info
- Publication number
- JPS6436197U JPS6436197U JP13199987U JP13199987U JPS6436197U JP S6436197 U JPS6436197 U JP S6436197U JP 13199987 U JP13199987 U JP 13199987U JP 13199987 U JP13199987 U JP 13199987U JP S6436197 U JPS6436197 U JP S6436197U
- Authority
- JP
- Japan
- Prior art keywords
- backboard
- cloth
- blackboard
- bedclothing
- interposed
- 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
- 239000004744 fabric Substances 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 3
- 239000013013 elastic material Substances 0.000 claims description 2
- 238000009423 ventilation Methods 0.000 claims 1
Landscapes
- Drawing Aids And Blackboards (AREA)
Description
図面は本考案の実施例を示す一部切欠斜視図で
ある。 １……背板、２……通気孔、３……弾発性材、
４……褥材、５……布。
ある。 １……背板、２……通気孔、３……弾発性材、
４……褥材、５……布。
Claims (1)
- 背板１の下面に添装した褥材４を布５により被
覆した黒板ふきにおいて、前記背板１に通気孔２
を設けるとともに褥材４と背板１との間に弾発性
材３を介在させたことを特徴とする黒板ふき。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13199987U JPS6436197U (ja) | 1987-08-29 | 1987-08-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13199987U JPS6436197U (ja) | 1987-08-29 | 1987-08-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6436197U true JPS6436197U (ja) | 1989-03-06 |
Family
ID=31388570
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13199987U Pending JPS6436197U (ja) | 1987-08-29 | 1987-08-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6436197U (ja) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5338437B2 (ja) * | 1972-01-14 | 1978-10-16 |
-
1987
- 1987-08-29 JP JP13199987U patent/JPS6436197U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5338437B2 (ja) * | 1972-01-14 | 1978-10-16 |