JPS4878708A - - Google Patents
Info
- Publication number
- JPS4878708A JPS4878708A JP928172A JP928172A JPS4878708A JP S4878708 A JPS4878708 A JP S4878708A JP 928172 A JP928172 A JP 928172A JP 928172 A JP928172 A JP 928172A JP S4878708 A JPS4878708 A JP S4878708A
- 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.)
- Granted
Links
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
- Percussive Tools And Related Accessories (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP928172A JPS5117334B2 (https=) | 1972-01-25 | 1972-01-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP928172A JPS5117334B2 (https=) | 1972-01-25 | 1972-01-25 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS4878708A true JPS4878708A (https=) | 1973-10-22 |
| JPS5117334B2 JPS5117334B2 (https=) | 1976-06-01 |
Family
ID=11716077
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP928172A Expired JPS5117334B2 (https=) | 1972-01-25 | 1972-01-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5117334B2 (https=) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5459722U (https=) * | 1978-08-24 | 1979-04-25 | ||
| JPS63308196A (ja) * | 1987-06-09 | 1988-12-15 | 東急建設株式会社 | トンネルの掘削装置 |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02107689U (https=) * | 1989-02-13 | 1990-08-27 |
-
1972
- 1972-01-25 JP JP928172A patent/JPS5117334B2/ja not_active Expired
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5459722U (https=) * | 1978-08-24 | 1979-04-25 | ||
| JPS63308196A (ja) * | 1987-06-09 | 1988-12-15 | 東急建設株式会社 | トンネルの掘削装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5117334B2 (https=) | 1976-06-01 |