JPS502930B1 - - Google Patents
Info
- Publication number
- JPS502930B1 JPS502930B1 JP5531269A JP5531269A JPS502930B1 JP S502930 B1 JPS502930 B1 JP S502930B1 JP 5531269 A JP5531269 A JP 5531269A JP 5531269 A JP5531269 A JP 5531269A JP S502930 B1 JPS502930 B1 JP S502930B1
- 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 |
|---|---|---|---|
| JP5531269A JPS502930B1 (ja) | 1969-07-12 | 1969-07-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5531269A JPS502930B1 (ja) | 1969-07-12 | 1969-07-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS502930B1 true JPS502930B1 (ja) | 1975-01-30 |
Family
ID=12995027
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5531269A Pending JPS502930B1 (ja) | 1969-07-12 | 1969-07-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS502930B1 (ja) |
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1969
- 1969-07-12 JP JP5531269A patent/JPS502930B1/ja active Pending