KR880001470U - 전화기 송신 제어장치 - Google Patents

전화기 송신 제어장치

Info

Publication number
KR880001470U
KR880001470U KR2019860009094U KR860009094U KR880001470U KR 880001470 U KR880001470 U KR 880001470U KR 2019860009094 U KR2019860009094 U KR 2019860009094U KR 860009094 U KR860009094 U KR 860009094U KR 880001470 U KR880001470 U KR 880001470U
Authority
KR
South Korea
Prior art keywords
control device
transmission control
telephone transmission
telephone
transmission
Prior art date
Application number
KR2019860009094U
Other languages
English (en)
Other versions
KR890004959Y1 (ko
Inventor
이경훈
Original Assignee
이경훈
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 이경훈 filed Critical 이경훈
Priority to KR2019860009094U priority Critical patent/KR890004959Y1/ko
Publication of KR880001470U publication Critical patent/KR880001470U/ko
Application granted granted Critical
Publication of KR890004959Y1 publication Critical patent/KR890004959Y1/ko

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/02—Constructional features of telephone sets
    • H04M1/19—Arrangements of transmitters, receivers, or complete sets to prevent eavesdropping, to attenuate local noise or to prevent undesired transmission; Mouthpieces or receivers specially adapted therefor

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Telephone Set Structure (AREA)
KR2019860009094U 1986-06-26 1986-06-26 전화기 송신 제어장치 KR890004959Y1 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2019860009094U KR890004959Y1 (ko) 1986-06-26 1986-06-26 전화기 송신 제어장치

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019860009094U KR890004959Y1 (ko) 1986-06-26 1986-06-26 전화기 송신 제어장치

Publications (2)

Publication Number Publication Date
KR880001470U true KR880001470U (ko) 1988-03-15
KR890004959Y1 KR890004959Y1 (ko) 1989-07-28

Family

ID=19253062

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019860009094U KR890004959Y1 (ko) 1986-06-26 1986-06-26 전화기 송신 제어장치

Country Status (1)

Country Link
KR (1) KR890004959Y1 (ko)

Also Published As

Publication number Publication date
KR890004959Y1 (ko) 1989-07-28

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Legal Events

Date Code Title Description
A201 Request for examination
E701 Decision to grant or registration of patent right
NORF Unpaid initial registration fee