JPS6032612Y2 - 魚群探知装置 - Google Patents

魚群探知装置

Info

Publication number
JPS6032612Y2
JPS6032612Y2 JP2773078U JP2773078U JPS6032612Y2 JP S6032612 Y2 JPS6032612 Y2 JP S6032612Y2 JP 2773078 U JP2773078 U JP 2773078U JP 2773078 U JP2773078 U JP 2773078U JP S6032612 Y2 JPS6032612 Y2 JP S6032612Y2
Authority
JP
Japan
Prior art keywords
fish
speed
recording paper
recording
paper
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
JP2773078U
Other languages
English (en)
Japanese (ja)
Other versions
JPS54131859U (enExample
Inventor
昭夫 藤原
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nichimo Co Ltd
Original Assignee
Nichimo Co Ltd
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 Nichimo Co Ltd filed Critical Nichimo Co Ltd
Priority to JP2773078U priority Critical patent/JPS6032612Y2/ja
Publication of JPS54131859U publication Critical patent/JPS54131859U/ja
Application granted granted Critical
Publication of JPS6032612Y2 publication Critical patent/JPS6032612Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
JP2773078U 1978-03-03 1978-03-03 魚群探知装置 Expired JPS6032612Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2773078U JPS6032612Y2 (ja) 1978-03-03 1978-03-03 魚群探知装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2773078U JPS6032612Y2 (ja) 1978-03-03 1978-03-03 魚群探知装置

Publications (2)

Publication Number Publication Date
JPS54131859U JPS54131859U (enExample) 1979-09-12
JPS6032612Y2 true JPS6032612Y2 (ja) 1985-09-28

Family

ID=28872391

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2773078U Expired JPS6032612Y2 (ja) 1978-03-03 1978-03-03 魚群探知装置

Country Status (1)

Country Link
JP (1) JPS6032612Y2 (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH037825Y2 (enExample) * 1989-08-16 1991-02-26

Also Published As

Publication number Publication date
JPS54131859U (enExample) 1979-09-12

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