JPS6214150B2 - - Google Patents

Info

Publication number
JPS6214150B2
JPS6214150B2 JP52142382A JP14238277A JPS6214150B2 JP S6214150 B2 JPS6214150 B2 JP S6214150B2 JP 52142382 A JP52142382 A JP 52142382A JP 14238277 A JP14238277 A JP 14238277A JP S6214150 B2 JPS6214150 B2 JP S6214150B2
Authority
JP
Japan
Prior art keywords
dial
circuit
contact
circuit switching
emergency call
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
JP52142382A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5474605A (en
Inventor
Yoshio Fujishita
Satoshi Iizuka
Kazuo Saito
Juichi Yamazaki
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.)
Nippon Telegraph and Telephone Corp
Original Assignee
Nippon Telegraph and Telephone Corp
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 Nippon Telegraph and Telephone Corp filed Critical Nippon Telegraph and Telephone Corp
Priority to JP14238277A priority Critical patent/JPS5474605A/ja
Publication of JPS5474605A publication Critical patent/JPS5474605A/ja
Publication of JPS6214150B2 publication Critical patent/JPS6214150B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M17/00—Prepayment of wireline communication systems, wireless communication systems or telephone systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Computer Security & Cryptography (AREA)
  • Signal Processing (AREA)
  • Prepayment Telephone Systems (AREA)
JP14238277A 1977-11-28 1977-11-28 Public telephone set Granted JPS5474605A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14238277A JPS5474605A (en) 1977-11-28 1977-11-28 Public telephone set

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14238277A JPS5474605A (en) 1977-11-28 1977-11-28 Public telephone set

Publications (2)

Publication Number Publication Date
JPS5474605A JPS5474605A (en) 1979-06-14
JPS6214150B2 true JPS6214150B2 (en:Method) 1987-03-31

Family

ID=15314056

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14238277A Granted JPS5474605A (en) 1977-11-28 1977-11-28 Public telephone set

Country Status (1)

Country Link
JP (1) JPS5474605A (en:Method)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5420083B2 (en:Method) * 1973-01-31 1979-07-20

Also Published As

Publication number Publication date
JPS5474605A (en) 1979-06-14

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