JPS514328B2 - - Google Patents
Info
- Publication number
- JPS514328B2 JPS514328B2 JP8880471A JP8880471A JPS514328B2 JP S514328 B2 JPS514328 B2 JP S514328B2 JP 8880471 A JP8880471 A JP 8880471A JP 8880471 A JP8880471 A JP 8880471A JP S514328 B2 JPS514328 B2 JP S514328B2
- 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 |
---|---|---|---|
JP8880471A JPS514328B2 (en) | 1971-11-08 | 1971-11-08 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8880471A JPS514328B2 (en) | 1971-11-08 | 1971-11-08 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS4854714A JPS4854714A (en) | 1973-08-01 |
JPS514328B2 true JPS514328B2 (en) | 1976-02-10 |
Family
ID=13953050
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP8880471A Expired JPS514328B2 (en) | 1971-11-08 | 1971-11-08 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS514328B2 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS571196B2 (en) * | 1977-01-14 | 1982-01-09 |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5420052B2 (en) * | 1973-11-29 | 1979-07-19 | ||
JPS50146114A (en) * | 1974-02-09 | 1975-11-22 | ||
JPS5187903U (en) * | 1975-01-09 | 1976-07-14 | ||
JPS59160693U (en) * | 1983-04-11 | 1984-10-27 | 葵特殊土木株式会社 | Blade tip device for underground pipe propulsion |
JPS61202588U (en) * | 1985-06-05 | 1986-12-19 |
-
1971
- 1971-11-08 JP JP8880471A patent/JPS514328B2/ja not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS571196B2 (en) * | 1977-01-14 | 1982-01-09 |
Also Published As
Publication number | Publication date |
---|---|
JPS4854714A (en) | 1973-08-01 |