JPS5420261B2 - - Google Patents
Info
- Publication number
- JPS5420261B2 JPS5420261B2 JP8657774A JP8657774A JPS5420261B2 JP S5420261 B2 JPS5420261 B2 JP S5420261B2 JP 8657774 A JP8657774 A JP 8657774A JP 8657774 A JP8657774 A JP 8657774A JP S5420261 B2 JPS5420261 B2 JP S5420261B2
- 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.)
- Expired
Links
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8657774A JPS5115535A (ja) | 1974-07-30 | 1974-07-30 | Tonnerukutsushinyoshiirudo |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8657774A JPS5115535A (ja) | 1974-07-30 | 1974-07-30 | Tonnerukutsushinyoshiirudo |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5115535A JPS5115535A (ja) | 1976-02-07 |
| JPS5420261B2 true JPS5420261B2 (enExample) | 1979-07-21 |
Family
ID=13890850
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8657774A Granted JPS5115535A (ja) | 1974-07-30 | 1974-07-30 | Tonnerukutsushinyoshiirudo |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5115535A (enExample) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4885042A (enExample) * | 1972-02-14 | 1973-11-12 | ||
| DE2746487C2 (de) * | 1977-10-15 | 1985-11-21 | Gewerkschaft Eisenhütte Westfalia, 4670 Lünen | Messerschild mit spreizbaren Vortriebsmessern |
-
1974
- 1974-07-30 JP JP8657774A patent/JPS5115535A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5115535A (ja) | 1976-02-07 |