KR860004526A - Door phone - Google Patents

Door phone

Info

Publication number
KR860004526A
KR860004526A KR1019840007291A KR840007291A KR860004526A KR 860004526 A KR860004526 A KR 860004526A KR 1019840007291 A KR1019840007291 A KR 1019840007291A KR 840007291 A KR840007291 A KR 840007291A KR 860004526 A KR860004526 A KR 860004526A
Authority
KR
South Korea
Prior art keywords
door phone
phone
door
Prior art date
Application number
KR1019840007291A
Other languages
Korean (ko)
Other versions
KR860001749B1 (en
Inventor
이형준
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 KR1019840007291A priority Critical patent/KR860001749B1/en
Publication of KR860004526A publication Critical patent/KR860004526A/en
Application granted granted Critical
Publication of KR860001749B1 publication Critical patent/KR860001749B1/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M11/00—Telephonic communication systems specially adapted for combination with other electrical systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Interconnected Communication Systems, Intercoms, And Interphones (AREA)
KR1019840007291A 1984-11-21 1984-11-21 A doorphone KR860001749B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019840007291A KR860001749B1 (en) 1984-11-21 1984-11-21 A doorphone

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019840007291A KR860001749B1 (en) 1984-11-21 1984-11-21 A doorphone

Publications (2)

Publication Number Publication Date
KR860004526A true KR860004526A (en) 1986-06-23
KR860001749B1 KR860001749B1 (en) 1986-10-20

Family

ID=19236280

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019840007291A KR860001749B1 (en) 1984-11-21 1984-11-21 A doorphone

Country Status (1)

Country Link
KR (1) KR860001749B1 (en)

Also Published As

Publication number Publication date
KR860001749B1 (en) 1986-10-20

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Legal Events

Date Code Title Description
A201 Request for examination
G160 Decision to publish patent application
E701 Decision to grant or registration of patent right
GRNT Written decision to grant
FPAY Annual fee payment

Payment date: 20020930

Year of fee payment: 17

LAPS Lapse due to unpaid annual fee