JPS649669U - - Google Patents
Info
- Publication number
- JPS649669U JPS649669U JP10507487U JP10507487U JPS649669U JP S649669 U JPS649669 U JP S649669U JP 10507487 U JP10507487 U JP 10507487U JP 10507487 U JP10507487 U JP 10507487U JP S649669 U JPS649669 U JP S649669U
- Authority
- JP
- Japan
- Prior art keywords
- pillar
- center
- spiral
- metal rings
- metal
- 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.)
- Granted
Links
- 239000002184 metal Substances 0.000 claims description 7
- 230000009194 climbing Effects 0.000 claims 1
Landscapes
- Ladders (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987105074U JPH0247971Y2 (enExample) | 1987-07-07 | 1987-07-07 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987105074U JPH0247971Y2 (enExample) | 1987-07-07 | 1987-07-07 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS649669U true JPS649669U (enExample) | 1989-01-19 |
| JPH0247971Y2 JPH0247971Y2 (enExample) | 1990-12-17 |
Family
ID=31337364
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987105074U Expired JPH0247971Y2 (enExample) | 1987-07-07 | 1987-07-07 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0247971Y2 (enExample) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5321157U (enExample) * | 1976-08-03 | 1978-02-22 | ||
| JPS571965U (enExample) * | 1980-06-03 | 1982-01-07 |
-
1987
- 1987-07-07 JP JP1987105074U patent/JPH0247971Y2/ja not_active Expired
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5321157U (enExample) * | 1976-08-03 | 1978-02-22 | ||
| JPS571965U (enExample) * | 1980-06-03 | 1982-01-07 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0247971Y2 (enExample) | 1990-12-17 |