JPS6328553B2 - - Google Patents

Info

Publication number
JPS6328553B2
JPS6328553B2 JP57014652A JP1465282A JPS6328553B2 JP S6328553 B2 JPS6328553 B2 JP S6328553B2 JP 57014652 A JP57014652 A JP 57014652A JP 1465282 A JP1465282 A JP 1465282A JP S6328553 B2 JPS6328553 B2 JP S6328553B2
Authority
JP
Japan
Prior art keywords
tel
line
circuit
contact
telephone
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
JP57014652A
Other languages
English (en)
Japanese (ja)
Other versions
JPS58131887A (ja
Inventor
Ryuzo Sugiura
Toshiro Yoshida
Tomio Nishimura
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.)
Tamura Electric Works Ltd
Original Assignee
Tamura Electric Works 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 Tamura Electric Works Ltd filed Critical Tamura Electric Works Ltd
Priority to JP1465282A priority Critical patent/JPS58131887A/ja
Publication of JPS58131887A publication Critical patent/JPS58131887A/ja
Publication of JPS6328553B2 publication Critical patent/JPS6328553B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M9/00—Arrangements for interconnection not involving centralised switching
    • H04M9/002—Arrangements for interconnection not involving centralised switching with subscriber controlled access to a line, i.e. key telephone systems
    • H04M9/005—Arrangements for interconnection not involving centralised switching with subscriber controlled access to a line, i.e. key telephone systems with subscriber controlled access to an exchange line
    • H04M9/007—Arrangements for interconnection not involving centralised switching with subscriber controlled access to a line, i.e. key telephone systems with subscriber controlled access to an exchange line wherein the key telephone sets are star-connected to a central unit by a limited number of lines

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
  • Sub-Exchange Stations And Push- Button Telephones (AREA)
JP1465282A 1982-02-01 1982-02-01 ボタン電話装置 Granted JPS58131887A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1465282A JPS58131887A (ja) 1982-02-01 1982-02-01 ボタン電話装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1465282A JPS58131887A (ja) 1982-02-01 1982-02-01 ボタン電話装置

Publications (2)

Publication Number Publication Date
JPS58131887A JPS58131887A (ja) 1983-08-05
JPS6328553B2 true JPS6328553B2 (US07709020-20100504-C00041.png) 1988-06-08

Family

ID=11867130

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1465282A Granted JPS58131887A (ja) 1982-02-01 1982-02-01 ボタン電話装置

Country Status (1)

Country Link
JP (1) JPS58131887A (US07709020-20100504-C00041.png)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0834508B2 (ja) * 1987-05-26 1996-03-29 日本電気株式会社 ボタン電話装置
JPH01245787A (ja) * 1988-03-28 1989-09-29 Matsushita Electric Works Ltd 家庭用電話交換システム

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51108705A (ja) * 1975-03-20 1976-09-27 Meisei Electric Co Ltd Sojukihazushidenwakino seigyohoshiki

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51108705A (ja) * 1975-03-20 1976-09-27 Meisei Electric Co Ltd Sojukihazushidenwakino seigyohoshiki

Also Published As

Publication number Publication date
JPS58131887A (ja) 1983-08-05

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