JPH0424445U - - Google Patents

Info

Publication number
JPH0424445U
JPH0424445U JP1990067817U JP6781790U JPH0424445U JP H0424445 U JPH0424445 U JP H0424445U JP 1990067817 U JP1990067817 U JP 1990067817U JP 6781790 U JP6781790 U JP 6781790U JP H0424445 U JPH0424445 U JP H0424445U
Authority
JP
Japan
Prior art keywords
view
present
block
hollow part
entrance
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
JP1990067817U
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 JP1990067817U priority Critical patent/JPH0424445U/ja
Publication of JPH0424445U publication Critical patent/JPH0424445U/ja
Pending legal-status Critical Current

Links

Classifications

    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A40/00Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
    • Y02A40/80Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
    • Y02A40/81Aquaculture, e.g. of fish

Landscapes

  • Artificial Fish Reefs (AREA)
JP1990067817U 1990-06-25 1990-06-25 Pending JPH0424445U (US06373033-20020416-M00035.png)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1990067817U JPH0424445U (US06373033-20020416-M00035.png) 1990-06-25 1990-06-25

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1990067817U JPH0424445U (US06373033-20020416-M00035.png) 1990-06-25 1990-06-25

Publications (1)

Publication Number Publication Date
JPH0424445U true JPH0424445U (US06373033-20020416-M00035.png) 1992-02-27

Family

ID=31601730

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1990067817U Pending JPH0424445U (US06373033-20020416-M00035.png) 1990-06-25 1990-06-25

Country Status (1)

Country Link
JP (1) JPH0424445U (US06373033-20020416-M00035.png)

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