KR880003581U - Automatic telephone changer - Google Patents

Automatic telephone changer

Info

Publication number
KR880003581U
KR880003581U KR2019860010455U KR860010455U KR880003581U KR 880003581 U KR880003581 U KR 880003581U KR 2019860010455 U KR2019860010455 U KR 2019860010455U KR 860010455 U KR860010455 U KR 860010455U KR 880003581 U KR880003581 U KR 880003581U
Authority
KR
South Korea
Prior art keywords
changer
automatic telephone
telephone
automatic
telephone changer
Prior art date
Application number
KR2019860010455U
Other languages
Korean (ko)
Other versions
KR890007664Y1 (en
Inventor
이헌
Original Assignee
삼성전자주식회사
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 삼성전자주식회사 filed Critical 삼성전자주식회사
Priority to KR2019860010455U priority Critical patent/KR890007664Y1/en
Publication of KR880003581U publication Critical patent/KR880003581U/en
Application granted granted Critical
Publication of KR890007664Y1 publication Critical patent/KR890007664Y1/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/42—Systems providing special services or facilities to subscribers
    • H04M3/42314—Systems providing special services or facilities to subscribers in private branch exchanges
KR2019860010455U 1986-07-18 1986-07-18 Telephone automatic diverting device KR890007664Y1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2019860010455U KR890007664Y1 (en) 1986-07-18 1986-07-18 Telephone automatic diverting device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019860010455U KR890007664Y1 (en) 1986-07-18 1986-07-18 Telephone automatic diverting device

Publications (2)

Publication Number Publication Date
KR880003581U true KR880003581U (en) 1988-04-14
KR890007664Y1 KR890007664Y1 (en) 1989-10-31

Family

ID=19253880

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019860010455U KR890007664Y1 (en) 1986-07-18 1986-07-18 Telephone automatic diverting device

Country Status (1)

Country Link
KR (1) KR890007664Y1 (en)

Also Published As

Publication number Publication date
KR890007664Y1 (en) 1989-10-31

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Legal Events

Date Code Title Description
A201 Request for examination
E902 Notification of reason for refusal
E701 Decision to grant or registration of patent right
REGI Registration of establishment
FPAY Annual fee payment

Payment date: 19970829

Year of fee payment: 11

LAPS Lapse due to unpaid annual fee