JPH042821U - - Google Patents
Info
- Publication number
- JPH042821U JPH042821U JP4393190U JP4393190U JPH042821U JP H042821 U JPH042821 U JP H042821U JP 4393190 U JP4393190 U JP 4393190U JP 4393190 U JP4393190 U JP 4393190U JP H042821 U JPH042821 U JP H042821U
- Authority
- JP
- Japan
- Prior art keywords
- iron plate
- tread
- embedding
- reinforcing
- holes
- 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
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 8
- 229910052742 iron Inorganic materials 0.000 claims description 4
- 239000011162 core material Substances 0.000 claims 1
- 239000000463 material Substances 0.000 claims 1
- 230000003014 reinforcing effect Effects 0.000 claims 1
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990043931U JPH074255Y2 (ja) | 1990-04-24 | 1990-04-24 | 階段の踏板 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990043931U JPH074255Y2 (ja) | 1990-04-24 | 1990-04-24 | 階段の踏板 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH042821U true JPH042821U (xx) | 1992-01-10 |
| JPH074255Y2 JPH074255Y2 (ja) | 1995-02-01 |
Family
ID=31556771
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990043931U Expired - Fee Related JPH074255Y2 (ja) | 1990-04-24 | 1990-04-24 | 階段の踏板 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH074255Y2 (xx) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7058404B1 (ja) * | 2022-01-04 | 2022-04-22 | 美藤 雅康 | 鋼板の箱型板材内にバサモルタルを充填して造る耐火階段。 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5096315U (xx) * | 1973-12-29 | 1975-08-12 |
-
1990
- 1990-04-24 JP JP1990043931U patent/JPH074255Y2/ja not_active Expired - Fee Related
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5096315U (xx) * | 1973-12-29 | 1975-08-12 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7058404B1 (ja) * | 2022-01-04 | 2022-04-22 | 美藤 雅康 | 鋼板の箱型板材内にバサモルタルを充填して造る耐火階段。 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH074255Y2 (ja) | 1995-02-01 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |