KR870015240U - 수중 집어음 발생용 모니터 - Google Patents

수중 집어음 발생용 모니터

Info

Publication number
KR870015240U
KR870015240U KR2019860002909U KR860002909U KR870015240U KR 870015240 U KR870015240 U KR 870015240U KR 2019860002909 U KR2019860002909 U KR 2019860002909U KR 860002909 U KR860002909 U KR 860002909U KR 870015240 U KR870015240 U KR 870015240U
Authority
KR
South Korea
Prior art keywords
monitor
underwater collection
underwater
collection
Prior art date
Application number
KR2019860002909U
Other languages
English (en)
Other versions
KR890004490Y1 (ko
Inventor
남수호
Original Assignee
남수호
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 남수호 filed Critical 남수호
Priority to KR2019860002909U priority Critical patent/KR890004490Y1/ko
Publication of KR870015240U publication Critical patent/KR870015240U/ko
Application granted granted Critical
Publication of KR890004490Y1 publication Critical patent/KR890004490Y1/ko

Links

Classifications

    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
    • A01K79/00—Methods or means of catching fish in bulk not provided for in groups A01K69/00 - A01K77/00, e.g. fish pumps; Detection of fish; Whale fishery
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/44—Special adaptations for subaqueous use, e.g. for hydrophone

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Environmental Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Marine Sciences & Fisheries (AREA)
  • Animal Husbandry (AREA)
  • Biodiversity & Conservation Biology (AREA)
KR2019860002909U 1986-03-12 1986-03-12 수중 집어음 발생용 모니터 KR890004490Y1 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2019860002909U KR890004490Y1 (ko) 1986-03-12 1986-03-12 수중 집어음 발생용 모니터

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019860002909U KR890004490Y1 (ko) 1986-03-12 1986-03-12 수중 집어음 발생용 모니터

Publications (2)

Publication Number Publication Date
KR870015240U true KR870015240U (ko) 1987-10-24
KR890004490Y1 KR890004490Y1 (ko) 1989-07-08

Family

ID=19249447

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019860002909U KR890004490Y1 (ko) 1986-03-12 1986-03-12 수중 집어음 발생용 모니터

Country Status (1)

Country Link
KR (1) KR890004490Y1 (ko)

Also Published As

Publication number Publication date
KR890004490Y1 (ko) 1989-07-08

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Legal Events

Date Code Title Description
A201 Request for examination
E902 Notification of reason for refusal
E701 Decision to grant or registration of patent right
NORF Unpaid initial registration fee