KR940004532U - Alarm bell device for wired and wireless telephones - Google Patents

Alarm bell device for wired and wireless telephones

Info

Publication number
KR940004532U
KR940004532U KR2019920014422U KR920014422U KR940004532U KR 940004532 U KR940004532 U KR 940004532U KR 2019920014422 U KR2019920014422 U KR 2019920014422U KR 920014422 U KR920014422 U KR 920014422U KR 940004532 U KR940004532 U KR 940004532U
Authority
KR
South Korea
Prior art keywords
wired
wireless telephones
alarm bell
bell device
alarm
Prior art date
Application number
KR2019920014422U
Other languages
Korean (ko)
Other versions
KR0123179Y1 (en
Inventor
박규호
Original Assignee
엘지전자주식회사
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 엘지전자주식회사 filed Critical 엘지전자주식회사
Priority to KR92014422U priority Critical patent/KR0123179Y1/en
Publication of KR940004532U publication Critical patent/KR940004532U/en
Application granted granted Critical
Publication of KR0123179Y1 publication Critical patent/KR0123179Y1/en

Links

Classifications

    • 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
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/60—Substation equipment, e.g. for use by subscribers including speech amplifiers
    • H04M1/6016—Substation equipment, e.g. for use by subscribers including speech amplifiers in the receiver circuit

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Electric Clocks (AREA)
KR92014422U 1992-07-31 1992-07-31 Telephone alarm bell KR0123179Y1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR92014422U KR0123179Y1 (en) 1992-07-31 1992-07-31 Telephone alarm bell

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR92014422U KR0123179Y1 (en) 1992-07-31 1992-07-31 Telephone alarm bell

Publications (2)

Publication Number Publication Date
KR940004532U true KR940004532U (en) 1994-02-24
KR0123179Y1 KR0123179Y1 (en) 1998-10-01

Family

ID=19337806

Family Applications (1)

Application Number Title Priority Date Filing Date
KR92014422U KR0123179Y1 (en) 1992-07-31 1992-07-31 Telephone alarm bell

Country Status (1)

Country Link
KR (1) KR0123179Y1 (en)

Also Published As

Publication number Publication date
KR0123179Y1 (en) 1998-10-01

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Legal Events

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Payment date: 20050331

Year of fee payment: 8

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