KR870015298U - 문 경보장치 - Google Patents

문 경보장치

Info

Publication number
KR870015298U
KR870015298U KR2019860002732U KR860002732U KR870015298U KR 870015298 U KR870015298 U KR 870015298U KR 2019860002732 U KR2019860002732 U KR 2019860002732U KR 860002732 U KR860002732 U KR 860002732U KR 870015298 U KR870015298 U KR 870015298U
Authority
KR
South Korea
Prior art keywords
door alarm
alarm
door
Prior art date
Application number
KR2019860002732U
Other languages
English (en)
Other versions
KR890002618Y1 (ko
Inventor
박수일
Original Assignee
박수일
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 박수일 filed Critical 박수일
Priority to KR2019860002732U priority Critical patent/KR890002618Y1/ko
Publication of KR870015298U publication Critical patent/KR870015298U/ko
Application granted granted Critical
Publication of KR890002618Y1 publication Critical patent/KR890002618Y1/ko

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00—Burglar, theft or intruder alarms
    • G08B13/02—Mechanical actuation
    • G08B13/08—Mechanical actuation by opening, e.g. of door, of window, of drawer, of shutter, of curtain, of blind

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Burglar Alarm Systems (AREA)
KR2019860002732U 1986-03-08 1986-03-08 문 경보장치 KR890002618Y1 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2019860002732U KR890002618Y1 (ko) 1986-03-08 1986-03-08 문 경보장치

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019860002732U KR890002618Y1 (ko) 1986-03-08 1986-03-08 문 경보장치

Publications (2)

Publication Number Publication Date
KR870015298U true KR870015298U (ko) 1987-10-24
KR890002618Y1 KR890002618Y1 (ko) 1989-04-29

Family

ID=19249348

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019860002732U KR890002618Y1 (ko) 1986-03-08 1986-03-08 문 경보장치

Country Status (1)

Country Link
KR (1) KR890002618Y1 (ko)

Also Published As

Publication number Publication date
KR890002618Y1 (ko) 1989-04-29

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Legal Events

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