KR840000842U - 전화 교환대 보안기의 작동식별 표시핀 - Google Patents

전화 교환대 보안기의 작동식별 표시핀

Info

Publication number
KR840000842U
KR840000842U KR2019820005178U KR820005178U KR840000842U KR 840000842 U KR840000842 U KR 840000842U KR 2019820005178 U KR2019820005178 U KR 2019820005178U KR 820005178 U KR820005178 U KR 820005178U KR 840000842 U KR840000842 U KR 840000842U
Authority
KR
South Korea
Prior art keywords
security device
operation identification
indicator pin
telephone switchboard
identification indicator
Prior art date
Application number
KR2019820005178U
Other languages
English (en)
Other versions
KR840000425Y1 (ko
Inventor
강형원
Original Assignee
주식회사동명전기
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 주식회사동명전기 filed Critical 주식회사동명전기
Priority to KR2019820005178U priority Critical patent/KR840000425Y1/ko
Publication of KR840000842U publication Critical patent/KR840000842U/ko
Application granted granted Critical
Publication of KR840000425Y1 publication Critical patent/KR840000425Y1/ko

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01T—SPARK GAPS; OVERVOLTAGE ARRESTERS USING SPARK GAPS; SPARKING PLUGS; CORONA DEVICES; GENERATING IONS TO BE INTRODUCED INTO NON-ENCLOSED GASES
    • H01T4/00—Overvoltage arresters using spark gaps
KR2019820005178U 1982-07-02 1982-07-02 전화 교환대 보안기의 작동식별 표시핀 KR840000425Y1 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2019820005178U KR840000425Y1 (ko) 1982-07-02 1982-07-02 전화 교환대 보안기의 작동식별 표시핀

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019820005178U KR840000425Y1 (ko) 1982-07-02 1982-07-02 전화 교환대 보안기의 작동식별 표시핀

Publications (2)

Publication Number Publication Date
KR840000842U true KR840000842U (ko) 1984-02-29
KR840000425Y1 KR840000425Y1 (ko) 1984-03-12

Family

ID=19226082

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019820005178U KR840000425Y1 (ko) 1982-07-02 1982-07-02 전화 교환대 보안기의 작동식별 표시핀

Country Status (1)

Country Link
KR (1) KR840000425Y1 (ko)

Also Published As

Publication number Publication date
KR840000425Y1 (ko) 1984-03-12

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Legal Events

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E701 Decision to grant or registration of patent right