KR930024514U - 전화벨 음량 자동조절회로 - Google Patents

전화벨 음량 자동조절회로

Info

Publication number
KR930024514U
KR930024514U KR2019920006615U KR920006615U KR930024514U KR 930024514 U KR930024514 U KR 930024514U KR 2019920006615 U KR2019920006615 U KR 2019920006615U KR 920006615 U KR920006615 U KR 920006615U KR 930024514 U KR930024514 U KR 930024514U
Authority
KR
South Korea
Prior art keywords
control circuit
volume control
automatic telephone
telephone volume
automatic
Prior art date
Application number
KR2019920006615U
Other languages
English (en)
Other versions
KR950000722Y1 (ko
Inventor
이종근
Original Assignee
주식회사 금성사
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 주식회사 금성사 filed Critical 주식회사 금성사
Priority to KR92006615U priority Critical patent/KR950000722Y1/ko
Publication of KR930024514U publication Critical patent/KR930024514U/ko
Application granted granted Critical
Publication of KR950000722Y1 publication Critical patent/KR950000722Y1/ko

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
KR92006615U 1992-04-21 1992-04-21 전화벨 음량 자동조절회로 KR950000722Y1 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR92006615U KR950000722Y1 (ko) 1992-04-21 1992-04-21 전화벨 음량 자동조절회로

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR92006615U KR950000722Y1 (ko) 1992-04-21 1992-04-21 전화벨 음량 자동조절회로

Publications (2)

Publication Number Publication Date
KR930024514U true KR930024514U (ko) 1993-11-27
KR950000722Y1 KR950000722Y1 (ko) 1995-02-07

Family

ID=19332020

Family Applications (1)

Application Number Title Priority Date Filing Date
KR92006615U KR950000722Y1 (ko) 1992-04-21 1992-04-21 전화벨 음량 자동조절회로

Country Status (1)

Country Link
KR (1) KR950000722Y1 (ko)

Also Published As

Publication number Publication date
KR950000722Y1 (ko) 1995-02-07

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