JPH03119200U - - Google Patents
Info
- Publication number
- JPH03119200U JPH03119200U JP2756590U JP2756590U JPH03119200U JP H03119200 U JPH03119200 U JP H03119200U JP 2756590 U JP2756590 U JP 2756590U JP 2756590 U JP2756590 U JP 2756590U JP H03119200 U JPH03119200 U JP H03119200U
- Authority
- JP
- Japan
- Prior art keywords
- ladder
- belt member
- main body
- winding
- biasing
- 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
- 238000004804 winding Methods 0.000 claims 2
Landscapes
- Ladders (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2756590U JPH03119200U (zh) | 1990-03-16 | 1990-03-16 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2756590U JPH03119200U (zh) | 1990-03-16 | 1990-03-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03119200U true JPH03119200U (zh) | 1991-12-09 |
Family
ID=31530409
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2756590U Pending JPH03119200U (zh) | 1990-03-16 | 1990-03-16 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03119200U (zh) |
-
1990
- 1990-03-16 JP JP2756590U patent/JPH03119200U/ja active Pending