KR880018718U - On-hook dialing telephone - Google Patents

On-hook dialing telephone

Info

Publication number
KR880018718U
KR880018718U KR2019870002920U KR870002920U KR880018718U KR 880018718 U KR880018718 U KR 880018718U KR 2019870002920 U KR2019870002920 U KR 2019870002920U KR 870002920 U KR870002920 U KR 870002920U KR 880018718 U KR880018718 U KR 880018718U
Authority
KR
South Korea
Prior art keywords
dialing telephone
hook dialing
hook
telephone
dialing
Prior art date
Application number
KR2019870002920U
Other languages
Korean (ko)
Other versions
KR900003531Y1 (en
Inventor
이동성
Original Assignee
삼성전자 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 삼성전자 주식회사 filed Critical 삼성전자 주식회사
Priority to KR2019870002920U priority Critical patent/KR900003531Y1/en
Publication of KR880018718U publication Critical patent/KR880018718U/en
Application granted granted Critical
Publication of KR900003531Y1 publication Critical patent/KR900003531Y1/en

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
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/738—Interface circuits for coupling substations to external telephone lines
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M19/00—Current supply arrangements for telephone systems
    • H04M19/001—Current supply source at the exchanger providing current to substations
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M19/00—Current supply arrangements for telephone systems
    • H04M19/02—Current supply arrangements for telephone systems providing ringing current or supervisory tones, e.g. dialling tone or busy tone
    • H04M19/04—Current supply arrangements for telephone systems providing ringing current or supervisory tones, e.g. dialling tone or busy tone the ringing-current being generated at the substations
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M2201/00—Electronic components, circuits, software, systems or apparatus used in telephone systems
    • H04M2201/38—Displays

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Telephone Function (AREA)
  • Telephonic Communication Services (AREA)
KR2019870002920U 1987-03-07 1987-03-07 On-hook dialing telephone KR900003531Y1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2019870002920U KR900003531Y1 (en) 1987-03-07 1987-03-07 On-hook dialing telephone

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019870002920U KR900003531Y1 (en) 1987-03-07 1987-03-07 On-hook dialing telephone

Publications (2)

Publication Number Publication Date
KR880018718U true KR880018718U (en) 1988-10-29
KR900003531Y1 KR900003531Y1 (en) 1990-04-28

Family

ID=19260382

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019870002920U KR900003531Y1 (en) 1987-03-07 1987-03-07 On-hook dialing telephone

Country Status (1)

Country Link
KR (1) KR900003531Y1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20000030468A (en) * 2000-03-02 2000-06-05 황영관 Rotary Multi Signage

Also Published As

Publication number Publication date
KR900003531Y1 (en) 1990-04-28

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Legal Events

Date Code Title Description
A201 Request for examination
N231 Notification of change of applicant
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: 20010326

Year of fee payment: 12

EXPY Expiration of term