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
Application number
JP1990078594U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0435760U (en]
Inventor
清光 高島
Original Assignee
共和コンクリート工業株式会社
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 by 共和コンクリート工業株式会社 filed Critical 共和コンクリート工業株式会社
Priority to JP1990078594U priority Critical patent/JPH0644380Y2/ja
Publication of JPH0435760U publication Critical patent/JPH0435760U/ja
Application granted granted Critical
Publication of JPH0644380Y2 publication Critical patent/JPH0644380Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime 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)
  • Revetment (AREA)
JP1990078594U 1990-07-24 1990-07-24 魚巣ブロック Expired - Lifetime JPH0644380Y2 (ja)

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 (en]) 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 (en])

Families Citing this family (1)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
JPH0435760U (en]) 1992-03-25

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term