KR860014026U - T. V phone - Google Patents

T. V phone

Info

Publication number
KR860014026U
KR860014026U KR2019850004939U KR850004939U KR860014026U KR 860014026 U KR860014026 U KR 860014026U KR 2019850004939 U KR2019850004939 U KR 2019850004939U KR 850004939 U KR850004939 U KR 850004939U KR 860014026 U KR860014026 U KR 860014026U
Authority
KR
South Korea
Prior art keywords
phone
Prior art date
Application number
KR2019850004939U
Other languages
Korean (ko)
Other versions
KR870002806Y1 (en
Inventor
김용업
Original Assignee
김용업
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 김용업 filed Critical 김용업
Priority to KR2019850004939U priority Critical patent/KR870002806Y1/en
Publication of KR860014026U publication Critical patent/KR860014026U/en
Application granted granted Critical
Publication of KR870002806Y1 publication Critical patent/KR870002806Y1/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/10—Earpieces; Attachments therefor ; Earphones; Monophonic headphones

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
KR2019850004939U 1985-04-30 1985-04-30 T.v.phone KR870002806Y1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2019850004939U KR870002806Y1 (en) 1985-04-30 1985-04-30 T.v.phone

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019850004939U KR870002806Y1 (en) 1985-04-30 1985-04-30 T.v.phone

Publications (2)

Publication Number Publication Date
KR860014026U true KR860014026U (en) 1986-11-20
KR870002806Y1 KR870002806Y1 (en) 1987-08-20

Family

ID=19241802

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019850004939U KR870002806Y1 (en) 1985-04-30 1985-04-30 T.v.phone

Country Status (1)

Country Link
KR (1) KR870002806Y1 (en)

Also Published As

Publication number Publication date
KR870002806Y1 (en) 1987-08-20

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Legal Events

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

Payment date: 19950821

Year of fee payment: 9

LAPS Lapse due to unpaid annual fee