JPS5844850A - 回線切換装置 - Google Patents

回線切換装置

Info

Publication number
JPS5844850A
JPS5844850A JP57135537A JP13553782A JPS5844850A JP S5844850 A JPS5844850 A JP S5844850A JP 57135537 A JP57135537 A JP 57135537A JP 13553782 A JP13553782 A JP 13553782A JP S5844850 A JPS5844850 A JP S5844850A
Authority
JP
Japan
Prior art keywords
line
telephone
switching device
dedicated
leased
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.)
Granted
Application number
JP57135537A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6259501B2 (enrdf_load_stackoverflow
Inventor
Chuzo Nashimoto
梨本　忠三
Kaoru Hashimoto
薫 橋本
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.)
Ricoh Co Ltd
Original Assignee
Ricoh Co Ltd
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 Ricoh Co Ltd filed Critical Ricoh Co Ltd
Priority to JP57135537A priority Critical patent/JPS5844850A/ja
Publication of JPS5844850A publication Critical patent/JPS5844850A/ja
Publication of JPS6259501B2 publication Critical patent/JPS6259501B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M11/00—Telephonic communication systems specially adapted for combination with other electrical systems
    • H04M11/06—Simultaneous speech and data transmission, e.g. telegraphic transmission over the same conductors

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Communication Control (AREA)
JP57135537A 1982-08-02 1982-08-02 回線切換装置 Granted JPS5844850A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP57135537A JPS5844850A (ja) 1982-08-02 1982-08-02 回線切換装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57135537A JPS5844850A (ja) 1982-08-02 1982-08-02 回線切換装置

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
JP56045772A Division JPS57160258A (en) 1981-03-28 1981-03-28 Circuit switching device

Publications (2)

Publication Number Publication Date
JPS5844850A true JPS5844850A (ja) 1983-03-15
JPS6259501B2 JPS6259501B2 (enrdf_load_stackoverflow) 1987-12-11

Family

ID=15154093

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57135537A Granted JPS5844850A (ja) 1982-08-02 1982-08-02 回線切換装置

Country Status (1)

Country Link
JP (1) JPS5844850A (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02188055A (ja) * 1989-01-17 1990-07-24 Canon Inc 通信装置
US5153912A (en) * 1987-03-11 1992-10-06 Canon Kabushiki Kaisha Data communication apparatus

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01143368U (enrdf_load_stackoverflow) * 1988-03-25 1989-10-02
JPH0565603U (ja) * 1992-02-19 1993-08-31 関東自動車工業株式会社 キャスター

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5153912A (en) * 1987-03-11 1992-10-06 Canon Kabushiki Kaisha Data communication apparatus
JPH02188055A (ja) * 1989-01-17 1990-07-24 Canon Inc 通信装置

Also Published As

Publication number Publication date
JPS6259501B2 (enrdf_load_stackoverflow) 1987-12-11

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