JPH0218630B2 - - Google Patents

Info

Publication number
JPH0218630B2
JPH0218630B2 JP57110992A JP11099282A JPH0218630B2 JP H0218630 B2 JPH0218630 B2 JP H0218630B2 JP 57110992 A JP57110992 A JP 57110992A JP 11099282 A JP11099282 A JP 11099282A JP H0218630 B2 JPH0218630 B2 JP H0218630B2
Authority
JP
Japan
Prior art keywords
extension
switch
circuit
office line
information
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 - Lifetime
Application number
JP57110992A
Other languages
English (en)
Japanese (ja)
Other versions
JPS592498A (ja
Inventor
Koji Minegishi
Hiroshi Fukushima
Hideaki Naganami
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.)
Iwatsu Electric Co Ltd
Original Assignee
Iwatsu Electric 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 Iwatsu Electric Co Ltd filed Critical Iwatsu Electric Co Ltd
Priority to JP57110992A priority Critical patent/JPS592498A/ja
Publication of JPS592498A publication Critical patent/JPS592498A/ja
Publication of JPH0218630B2 publication Critical patent/JPH0218630B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/26—Devices for calling a subscriber
    • H04M1/27—Devices whereby a plurality of signals may be stored simultaneously
    • H04M1/274—Devices whereby a plurality of signals may be stored simultaneously with provision for storing more than one subscriber number at a time, e.g. using toothed disc
    • H04M1/2745—Devices whereby a plurality of signals may be stored simultaneously with provision for storing more than one subscriber number at a time, e.g. using toothed disc using static electronic memories, e.g. chips
    • H04M1/27495—Devices whereby a plurality of signals may be stored simultaneously with provision for storing more than one subscriber number at a time, e.g. using toothed disc using static electronic memories, e.g. chips implemented by means of discrete electronic components, i.e. neither programmable nor microprocessor-controlled

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Discrete Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Signal Processing (AREA)
  • Sub-Exchange Stations And Push- Button Telephones (AREA)
JP57110992A 1982-06-28 1982-06-28 ボタン電話装置における自動ダイヤル発信方式 Granted JPS592498A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP57110992A JPS592498A (ja) 1982-06-28 1982-06-28 ボタン電話装置における自動ダイヤル発信方式

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57110992A JPS592498A (ja) 1982-06-28 1982-06-28 ボタン電話装置における自動ダイヤル発信方式

Publications (2)

Publication Number Publication Date
JPS592498A JPS592498A (ja) 1984-01-09
JPH0218630B2 true JPH0218630B2 (US07709020-20100504-C00041.png) 1990-04-26

Family

ID=14549650

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57110992A Granted JPS592498A (ja) 1982-06-28 1982-06-28 ボタン電話装置における自動ダイヤル発信方式

Country Status (1)

Country Link
JP (1) JPS592498A (US07709020-20100504-C00041.png)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60165194A (ja) * 1984-02-07 1985-08-28 Nitsuko Ltd ボタン電話装置
JPS6490651A (en) * 1987-10-01 1989-04-07 Canon Kk Telephone system
JPH0498954A (ja) * 1990-08-16 1992-03-31 Nitsuko Corp ボタン電話装置
JP2003047952A (ja) * 2001-08-07 2003-02-18 Azuma Engineering:Kk 地下水浄化装置及び地下水浄化方法

Also Published As

Publication number Publication date
JPS592498A (ja) 1984-01-09

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