JPH0644380Y2 - 魚巣ブロック - Google Patents
魚巣ブロックInfo
- Publication number
- JPH0644380Y2 JPH0644380Y2 JP1990078594U JP7859490U JPH0644380Y2 JP H0644380 Y2 JPH0644380 Y2 JP H0644380Y2 JP 1990078594 U JP1990078594 U JP 1990078594U JP 7859490 U JP7859490 U JP 7859490U JP H0644380 Y2 JPH0644380 Y2 JP H0644380Y2
- Authority
- JP
- Japan
- Prior art keywords
- plate
- fish
- back plate
- insertion holes
- large number
- 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
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
- Revetment (AREA)
- Artificial Fish Reefs (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1990078594U JPH0644380Y2 (ja) | 1990-07-24 | 1990-07-24 | 魚巣ブロック |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1990078594U JPH0644380Y2 (ja) | 1990-07-24 | 1990-07-24 | 魚巣ブロック |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH0435760U JPH0435760U (US20050192411A1-20050901-C00001.png) | 1992-03-25 |
JPH0644380Y2 true JPH0644380Y2 (ja) | 1994-11-16 |
Family
ID=31622011
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1990078594U Expired - Lifetime JPH0644380Y2 (ja) | 1990-07-24 | 1990-07-24 | 魚巣ブロック |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0644380Y2 (US20050192411A1-20050901-C00001.png) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0712799U (ja) * | 1993-06-30 | 1995-03-03 | 株式会社フジカ | くじ式クラッカー |
-
1990
- 1990-07-24 JP JP1990078594U patent/JPH0644380Y2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JPH0435760U (US20050192411A1-20050901-C00001.png) | 1992-03-25 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP2771828B2 (ja) | 魚巣付l形水路ブロック | |
JPH0644380Y2 (ja) | 魚巣ブロック | |
JP3136471B2 (ja) | 多自然型積みブロック | |
US6311642B1 (en) | Nesting structure for earth-burrowing birds | |
JPH0735852Y2 (ja) | 魚巣用護岸ブロック | |
JPH07113207B2 (ja) | 魚巣ブロック | |
JP2964391B2 (ja) | 多自然型積みブロック | |
JPS602255Y2 (ja) | 護岸用ブロツク | |
JPH0649606Y2 (ja) | 魚巣用護岸ブロック | |
JP3278235B2 (ja) | 生物棲息用ブロック | |
JP3785490B2 (ja) | コンクリート擁壁壁面の緑化方法 | |
JP2501230Y2 (ja) | 魚巣用護岸ブロック | |
JPS6011141Y2 (ja) | 護岸ブロツク | |
JP2527966Y2 (ja) | 水路ブロック施工構造 | |
JPS5910175Y2 (ja) | 魚床ブロツク | |
JP3652219B2 (ja) | 構築用コンクリートブロック及びそのコンクリートブロックを使用した擁壁 | |
JPH042196Y2 (US20050192411A1-20050901-C00001.png) | ||
JPS602254Y2 (ja) | 護岸用ブロツク | |
JP3013406U (ja) | 多自然型河川護岸ブロック | |
KR200219578Y1 (ko) | 하천의 어소, 유충 및 기초블록 | |
JPH0720168Y2 (ja) | 修景用護岸ブロック | |
JP2517380Y2 (ja) | 生態系保全ブロック | |
JPH0610363B2 (ja) | 生態系保全ブロック及びそれを用いた護岸構造 | |
JPS6011169Y2 (ja) | 法面用土留壁構造体 | |
JP3030733U (ja) | 霞側壁構築の小動物の昇降水路 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
EXPY | Cancellation because of completion of term |