JPS4989901U - - Google Patents
Info
- Publication number
- JPS4989901U JPS4989901U JP13338472U JP13338472U JPS4989901U JP S4989901 U JPS4989901 U JP S4989901U JP 13338472 U JP13338472 U JP 13338472U JP 13338472 U JP13338472 U JP 13338472U JP S4989901 U JPS4989901 U JP S4989901U
- Authority
- JP
- Japan
- 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
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13338472U JPS4989901U (Direct) | 1972-11-21 | 1972-11-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13338472U JPS4989901U (Direct) | 1972-11-21 | 1972-11-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS4989901U true JPS4989901U (Direct) | 1974-08-05 |
Family
ID=28398324
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13338472U Pending JPS4989901U (Direct) | 1972-11-21 | 1972-11-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS4989901U (Direct) |
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1972
- 1972-11-21 JP JP13338472U patent/JPS4989901U/ja active Pending