JPS6223936U - - Google Patents
Info
- Publication number
- JPS6223936U JPS6223936U JP11683185U JP11683185U JPS6223936U JP S6223936 U JPS6223936 U JP S6223936U JP 11683185 U JP11683185 U JP 11683185U JP 11683185 U JP11683185 U JP 11683185U JP S6223936 U JPS6223936 U JP S6223936U
- Authority
- JP
- Japan
- Prior art keywords
- lid
- floor
- floor opening
- rollers
- roller
- 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
- 238000005096 rolling process Methods 0.000 claims 1
Landscapes
- Building Environments (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11683185U JPS6223936U (en17) | 1985-07-30 | 1985-07-30 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11683185U JPS6223936U (en17) | 1985-07-30 | 1985-07-30 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS6223936U true JPS6223936U (en17) | 1987-02-13 |
Family
ID=31001789
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP11683185U Pending JPS6223936U (en17) | 1985-07-30 | 1985-07-30 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6223936U (en17) |
-
1985
- 1985-07-30 JP JP11683185U patent/JPS6223936U/ja active Pending