JPS6442331U - - Google Patents

Info

Publication number
JPS6442331U
JPS6442331U JP1988113831U JP11383188U JPS6442331U JP S6442331 U JPS6442331 U JP S6442331U JP 1988113831 U JP1988113831 U JP 1988113831U JP 11383188 U JP11383188 U JP 11383188U JP S6442331 U JPS6442331 U JP S6442331U
Authority
JP
Japan
Prior art keywords
front body
fish passage
passage
hole
serves
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
Application number
JP1988113831U
Other languages
English (en)
Japanese (ja)
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP1988113831U priority Critical patent/JPS6442331U/ja
Publication of JPS6442331U publication Critical patent/JPS6442331U/ja
Pending legal-status Critical Current

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

  • Artificial Fish Reefs (AREA)
JP1988113831U 1988-08-29 1988-08-29 Pending JPS6442331U (enrdf_load_stackoverflow)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1988113831U JPS6442331U (enrdf_load_stackoverflow) 1988-08-29 1988-08-29

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988113831U JPS6442331U (enrdf_load_stackoverflow) 1988-08-29 1988-08-29

Publications (1)

Publication Number Publication Date
JPS6442331U true JPS6442331U (enrdf_load_stackoverflow) 1989-03-14

Family

ID=31354022

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988113831U Pending JPS6442331U (enrdf_load_stackoverflow) 1988-08-29 1988-08-29

Country Status (1)

Country Link
JP (1) JPS6442331U (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002332650A (ja) * 2001-03-05 2002-11-22 Ookusa Matekkusu:Kk 擁壁用ブロックおよび擁壁の施工方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002332650A (ja) * 2001-03-05 2002-11-22 Ookusa Matekkusu:Kk 擁壁用ブロックおよび擁壁の施工方法

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