KR940017127U - Call bell automatic calling system - Google Patents

Call bell automatic calling system

Info

Publication number
KR940017127U
KR940017127U KR2019920027624U KR920027624U KR940017127U KR 940017127 U KR940017127 U KR 940017127U KR 2019920027624 U KR2019920027624 U KR 2019920027624U KR 920027624 U KR920027624 U KR 920027624U KR 940017127 U KR940017127 U KR 940017127U
Authority
KR
South Korea
Prior art keywords
calling system
automatic calling
call bell
bell automatic
call
Prior art date
Application number
KR2019920027624U
Other languages
Korean (ko)
Other versions
KR960003068Y1 (en
Inventor
강전수
안옥엽
이상철
Original Assignee
포항종합제철 주식회사
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 포항종합제철 주식회사 filed Critical 포항종합제철 주식회사
Priority to KR92027624U priority Critical patent/KR960003068Y1/en
Publication of KR940017127U publication Critical patent/KR940017127U/en
Application granted granted Critical
Publication of KR960003068Y1 publication Critical patent/KR960003068Y1/en

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
    • G08C19/00—Electric signal transmission systems
    • G08C19/16—Electric signal transmission systems in which transmission is by pulses
    • G08C19/28—Electric signal transmission systems in which transmission is by pulses using pulse code
KR92027624U 1992-12-30 1992-12-30 Callbell automatic calling system KR960003068Y1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR92027624U KR960003068Y1 (en) 1992-12-30 1992-12-30 Callbell automatic calling system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR92027624U KR960003068Y1 (en) 1992-12-30 1992-12-30 Callbell automatic calling system

Publications (2)

Publication Number Publication Date
KR940017127U true KR940017127U (en) 1994-07-25
KR960003068Y1 KR960003068Y1 (en) 1996-04-13

Family

ID=19348817

Family Applications (1)

Application Number Title Priority Date Filing Date
KR92027624U KR960003068Y1 (en) 1992-12-30 1992-12-30 Callbell automatic calling system

Country Status (1)

Country Link
KR (1) KR960003068Y1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20000060470A (en) * 1999-03-16 2000-10-16 이구택 A error detection with control system and a method thereof

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20000060470A (en) * 1999-03-16 2000-10-16 이구택 A error detection with control system and a method thereof

Also Published As

Publication number Publication date
KR960003068Y1 (en) 1996-04-13

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