JPH0229265U - - Google Patents
Info
- Publication number
- JPH0229265U JPH0229265U JP1988107839U JP10783988U JPH0229265U JP H0229265 U JPH0229265 U JP H0229265U JP 1988107839 U JP1988107839 U JP 1988107839U JP 10783988 U JP10783988 U JP 10783988U JP H0229265 U JPH0229265 U JP H0229265U
- Authority
- JP
- Japan
- Prior art keywords
- protrusions
- plates
- view
- hole
- bored
- 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.)
- Granted
Links
- 238000010276 construction Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/80—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
- Y02A40/81—Aquaculture, e.g. of fish
Landscapes
- Artificial Fish Reefs (AREA)
- Revetment (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1988107839U JPH047740Y2 (un) | 1988-08-16 | 1988-08-16 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1988107839U JPH047740Y2 (un) | 1988-08-16 | 1988-08-16 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH0229265U true JPH0229265U (un) | 1990-02-26 |
JPH047740Y2 JPH047740Y2 (un) | 1992-02-28 |
Family
ID=31342615
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1988107839U Expired JPH047740Y2 (un) | 1988-08-16 | 1988-08-16 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH047740Y2 (un) |
-
1988
- 1988-08-16 JP JP1988107839U patent/JPH047740Y2/ja not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPH047740Y2 (un) | 1992-02-28 |