KR910008191U - 전화기의 호출(Call)회로 - Google Patents

전화기의 호출(Call)회로

Info

Publication number
KR910008191U
KR910008191U KR2019890015873U KR890015873U KR910008191U KR 910008191 U KR910008191 U KR 910008191U KR 2019890015873 U KR2019890015873 U KR 2019890015873U KR 890015873 U KR890015873 U KR 890015873U KR 910008191 U KR910008191 U KR 910008191U
Authority
KR
South Korea
Prior art keywords
phone call
call circuit
circuit
phone
call
Prior art date
Application number
KR2019890015873U
Other languages
English (en)
Other versions
KR940007123Y1 (ko
Inventor
정경화
이지훈
Original Assignee
금성통신 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 금성통신 주식회사 filed Critical 금성통신 주식회사
Priority to KR2019890015873U priority Critical patent/KR940007123Y1/ko
Publication of KR910008191U publication Critical patent/KR910008191U/ko
Application granted granted Critical
Publication of KR940007123Y1 publication Critical patent/KR940007123Y1/ko

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/26—Devices for calling a subscriber
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M2201/00—Electronic components, circuits, software, systems or apparatus used in telephone systems
    • H04M2201/02—Diodes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M2201/00—Electronic components, circuits, software, systems or apparatus used in telephone systems
    • H04M2201/04—Transistors
KR2019890015873U 1989-10-31 1989-10-31 전화기의 호출(Call)회로 KR940007123Y1 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2019890015873U KR940007123Y1 (ko) 1989-10-31 1989-10-31 전화기의 호출(Call)회로

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019890015873U KR940007123Y1 (ko) 1989-10-31 1989-10-31 전화기의 호출(Call)회로

Publications (2)

Publication Number Publication Date
KR910008191U true KR910008191U (ko) 1991-05-31
KR940007123Y1 KR940007123Y1 (ko) 1994-10-13

Family

ID=19291284

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019890015873U KR940007123Y1 (ko) 1989-10-31 1989-10-31 전화기의 호출(Call)회로

Country Status (1)

Country Link
KR (1) KR940007123Y1 (ko)

Also Published As

Publication number Publication date
KR940007123Y1 (ko) 1994-10-13

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