JPH057308Y2 - - Google Patents
Info
- Publication number
- JPH057308Y2 JPH057308Y2 JP411487U JP411487U JPH057308Y2 JP H057308 Y2 JPH057308 Y2 JP H057308Y2 JP 411487 U JP411487 U JP 411487U JP 411487 U JP411487 U JP 411487U JP H057308 Y2 JPH057308 Y2 JP H057308Y2
- Authority
- JP
- Japan
- Prior art keywords
- ridge
- recess
- ridge block
- depth
- leaving
- 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.)
- Expired - Lifetime
Links
- 238000005192 partition Methods 0.000 claims description 7
- 230000000694 effects Effects 0.000 description 3
- 241000196324 Embryophyta Species 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 238000004873 anchoring Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 238000009333 weeding Methods 0.000 description 1
Landscapes
- Revetment (AREA)
- Artificial Fish Reefs (AREA)
- Road Paving Structures (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP411487U JPH057308Y2 (US06623731-20030923-C00052.png) | 1987-01-14 | 1987-01-14 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP411487U JPH057308Y2 (US06623731-20030923-C00052.png) | 1987-01-14 | 1987-01-14 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS63112532U JPS63112532U (US06623731-20030923-C00052.png) | 1988-07-20 |
JPH057308Y2 true JPH057308Y2 (US06623731-20030923-C00052.png) | 1993-02-24 |
Family
ID=30784492
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP411487U Expired - Lifetime JPH057308Y2 (US06623731-20030923-C00052.png) | 1987-01-14 | 1987-01-14 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH057308Y2 (US06623731-20030923-C00052.png) |
-
1987
- 1987-01-14 JP JP411487U patent/JPH057308Y2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JPS63112532U (US06623731-20030923-C00052.png) | 1988-07-20 |