JPS643559U - - Google Patents

Info

Publication number
JPS643559U
JPS643559U JP1987095909U JP9590987U JPS643559U JP S643559 U JPS643559 U JP S643559U JP 1987095909 U JP1987095909 U JP 1987095909U JP 9590987 U JP9590987 U JP 9590987U JP S643559 U JPS643559 U JP S643559U
Authority
JP
Japan
Prior art keywords
cube
edges
vertices
depressions
book
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
JP1987095909U
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 JP1987095909U priority Critical patent/JPS643559U/ja
Publication of JPS643559U publication Critical patent/JPS643559U/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)
JP1987095909U 1987-06-24 1987-06-24 Pending JPS643559U (en])

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1987095909U JPS643559U (en]) 1987-06-24 1987-06-24

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987095909U JPS643559U (en]) 1987-06-24 1987-06-24

Publications (1)

Publication Number Publication Date
JPS643559U true JPS643559U (en]) 1989-01-10

Family

ID=31320665

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987095909U Pending JPS643559U (en]) 1987-06-24 1987-06-24

Country Status (1)

Country Link
JP (1) JPS643559U (en])

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5610363B2 (en]) * 1972-03-06 1981-03-07

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5610363B2 (en]) * 1972-03-06 1981-03-07

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