KR860008512U - 경보방송시의 비상경보음 발생장치 - Google Patents

경보방송시의 비상경보음 발생장치

Info

Publication number
KR860008512U
KR860008512U KR2019840014323U KR840014323U KR860008512U KR 860008512 U KR860008512 U KR 860008512U KR 2019840014323 U KR2019840014323 U KR 2019840014323U KR 840014323 U KR840014323 U KR 840014323U KR 860008512 U KR860008512 U KR 860008512U
Authority
KR
South Korea
Prior art keywords
sound generator
emergency sound
alarm broadcasting
broadcasting
alarm
Prior art date
Application number
KR2019840014323U
Other languages
English (en)
Other versions
KR870003122Y1 (ko
Inventor
신문성
Original Assignee
주식회사금성사
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 주식회사금성사 filed Critical 주식회사금성사
Priority to KR2019840014323U priority Critical patent/KR870003122Y1/ko
Publication of KR860008512U publication Critical patent/KR860008512U/ko
Application granted granted Critical
Publication of KR870003122Y1 publication Critical patent/KR870003122Y1/ko

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B27/00—Alarm systems in which the alarm condition is signalled from a central station to a plurality of substations
    • G08B27/008—Alarm systems in which the alarm condition is signalled from a central station to a plurality of substations with transmission via TV or radio broadcast
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B3/00—Audible signalling systems; Audible personal calling systems
    • G08B3/10—Audible signalling systems; Audible personal calling systems using electric transmission; using electromagnetic transmission

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Electromagnetism (AREA)
  • Circuits Of Receivers In General (AREA)
KR2019840014323U 1984-12-28 1984-12-28 경보방송시의 비상경보음 발생장치 KR870003122Y1 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2019840014323U KR870003122Y1 (ko) 1984-12-28 1984-12-28 경보방송시의 비상경보음 발생장치

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019840014323U KR870003122Y1 (ko) 1984-12-28 1984-12-28 경보방송시의 비상경보음 발생장치

Publications (2)

Publication Number Publication Date
KR860008512U true KR860008512U (ko) 1986-07-24
KR870003122Y1 KR870003122Y1 (ko) 1987-09-19

Family

ID=19239100

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019840014323U KR870003122Y1 (ko) 1984-12-28 1984-12-28 경보방송시의 비상경보음 발생장치

Country Status (1)

Country Link
KR (1) KR870003122Y1 (ko)

Also Published As

Publication number Publication date
KR870003122Y1 (ko) 1987-09-19

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