JPH0416554U - - Google Patents

Info

Publication number
JPH0416554U
JPH0416554U JP1990058187U JP5818790U JPH0416554U JP H0416554 U JPH0416554 U JP H0416554U JP 1990058187 U JP1990058187 U JP 1990058187U JP 5818790 U JP5818790 U JP 5818790U JP H0416554 U JPH0416554 U JP H0416554U
Authority
JP
Japan
Prior art keywords
water
shape
core material
intermediate body
soluble
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
JP1990058187U
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 JP1990058187U priority Critical patent/JPH0416554U/ja
Publication of JPH0416554U publication Critical patent/JPH0416554U/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)
JP1990058187U 1990-05-31 1990-05-31 Pending JPH0416554U (no)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1990058187U JPH0416554U (no) 1990-05-31 1990-05-31

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1990058187U JPH0416554U (no) 1990-05-31 1990-05-31

Publications (1)

Publication Number Publication Date
JPH0416554U true JPH0416554U (no) 1992-02-12

Family

ID=31583568

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1990058187U Pending JPH0416554U (no) 1990-05-31 1990-05-31

Country Status (1)

Country Link
JP (1) JPH0416554U (no)

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