JPS636706Y2 - - Google Patents

Info

Publication number
JPS636706Y2
JPS636706Y2 JP8205181U JP8205181U JPS636706Y2 JP S636706 Y2 JPS636706 Y2 JP S636706Y2 JP 8205181 U JP8205181 U JP 8205181U JP 8205181 U JP8205181 U JP 8205181U JP S636706 Y2 JPS636706 Y2 JP S636706Y2
Authority
JP
Japan
Prior art keywords
fish
recording
circuit
recording device
darkness
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
Application number
JP8205181U
Other languages
English (en)
Japanese (ja)
Other versions
JPS57194080U (enrdf_load_stackoverflow
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 JP8205181U priority Critical patent/JPS636706Y2/ja
Publication of JPS57194080U publication Critical patent/JPS57194080U/ja
Application granted granted Critical
Publication of JPS636706Y2 publication Critical patent/JPS636706Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Mechanical Means For Catching Fish (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
JP8205181U 1981-06-02 1981-06-02 Expired JPS636706Y2 (enrdf_load_stackoverflow)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8205181U JPS636706Y2 (enrdf_load_stackoverflow) 1981-06-02 1981-06-02

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8205181U JPS636706Y2 (enrdf_load_stackoverflow) 1981-06-02 1981-06-02

Publications (2)

Publication Number Publication Date
JPS57194080U JPS57194080U (enrdf_load_stackoverflow) 1982-12-09
JPS636706Y2 true JPS636706Y2 (enrdf_load_stackoverflow) 1988-02-25

Family

ID=29877539

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8205181U Expired JPS636706Y2 (enrdf_load_stackoverflow) 1981-06-02 1981-06-02

Country Status (1)

Country Link
JP (1) JPS636706Y2 (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006149241A (ja) * 2004-11-26 2006-06-15 Nippon Data Service Kk 漁獲方法および集魚装置

Also Published As

Publication number Publication date
JPS57194080U (enrdf_load_stackoverflow) 1982-12-09

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