JPH01120597U - - Google Patents
Info
- Publication number
- JPH01120597U JPH01120597U JP1496388U JP1496388U JPH01120597U JP H01120597 U JPH01120597 U JP H01120597U JP 1496388 U JP1496388 U JP 1496388U JP 1496388 U JP1496388 U JP 1496388U JP H01120597 U JPH01120597 U JP H01120597U
- Authority
- JP
- Japan
- Prior art keywords
- tunnel
- disassembled
- view
- sound
- tunnel construction
- Prior art date
- 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
- 238000010276 construction Methods 0.000 claims description 4
- 230000002093 peripheral effect Effects 0.000 claims description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000005422 blasting Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1496388U JPH01120597U (zh) | 1988-02-05 | 1988-02-05 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1496388U JPH01120597U (zh) | 1988-02-05 | 1988-02-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01120597U true JPH01120597U (zh) | 1989-08-15 |
Family
ID=31226604
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1496388U Pending JPH01120597U (zh) | 1988-02-05 | 1988-02-05 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01120597U (zh) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012177221A (ja) * | 2011-02-25 | 2012-09-13 | Hazama Corp | トンネルサイレンサ |
-
1988
- 1988-02-05 JP JP1496388U patent/JPH01120597U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012177221A (ja) * | 2011-02-25 | 2012-09-13 | Hazama Corp | トンネルサイレンサ |