JPS642277B2 - - Google Patents

Info

Publication number
JPS642277B2
JPS642277B2 JP2238683A JP2238683A JPS642277B2 JP S642277 B2 JPS642277 B2 JP S642277B2 JP 2238683 A JP2238683 A JP 2238683A JP 2238683 A JP2238683 A JP 2238683A JP S642277 B2 JPS642277 B2 JP S642277B2
Authority
JP
Japan
Prior art keywords
room
floor
control device
unit
collective entrance
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
JP2238683A
Other languages
English (en)
Japanese (ja)
Other versions
JPS59148479A (ja
Inventor
Toyoji Suzuki
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
AIPPON KK
Original Assignee
AIPPON KK
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 AIPPON KK filed Critical AIPPON KK
Priority to JP2238683A priority Critical patent/JPS59148479A/ja
Publication of JPS59148479A publication Critical patent/JPS59148479A/ja
Publication of JPS642277B2 publication Critical patent/JPS642277B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
    • H04N7/183—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast for receiving images from a single remote source
    • H04N7/186—Video door telephones

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Interconnected Communication Systems, Intercoms, And Interphones (AREA)
  • Closed-Circuit Television Systems (AREA)
JP2238683A 1983-02-14 1983-02-14 集合住宅用テレビ・インタ−ホンシステム Granted JPS59148479A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2238683A JPS59148479A (ja) 1983-02-14 1983-02-14 集合住宅用テレビ・インタ−ホンシステム

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2238683A JPS59148479A (ja) 1983-02-14 1983-02-14 集合住宅用テレビ・インタ−ホンシステム

Publications (2)

Publication Number Publication Date
JPS59148479A JPS59148479A (ja) 1984-08-25
JPS642277B2 true JPS642277B2 (en]) 1989-01-17

Family

ID=12081214

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2238683A Granted JPS59148479A (ja) 1983-02-14 1983-02-14 集合住宅用テレビ・インタ−ホンシステム

Country Status (1)

Country Link
JP (1) JPS59148479A (en])

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS625752U (en]) * 1985-06-26 1987-01-14
JP6726902B2 (ja) * 2017-02-27 2020-07-22 パナソニックＩｐマネジメント株式会社 ドアホンシステムおよび通信方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2649977A (en) * 1976-07-15 1979-01-04 Procter & Gamble Pharmaceutical composition

Also Published As

Publication number Publication date
JPS59148479A (ja) 1984-08-25

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