JPS5571348A - Self-diagnosis system of public telephone set - Google Patents

Self-diagnosis system of public telephone set

Info

Publication number
JPS5571348A
JPS5571348A JP14578278A JP14578278A JPS5571348A JP S5571348 A JPS5571348 A JP S5571348A JP 14578278 A JP14578278 A JP 14578278A JP 14578278 A JP14578278 A JP 14578278A JP S5571348 A JPS5571348 A JP S5571348A
Authority
JP
Japan
Prior art keywords
circuit
telephone set
hook
program
public 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.)
Granted
Application number
JP14578278A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6342461B2 (enrdf_load_stackoverflow
Inventor
Toshiji Kinoshita
Hitoshi Hayamizu
Shuji Kunii
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 JP14578278A priority Critical patent/JPS5571348A/ja
Publication of JPS5571348A publication Critical patent/JPS5571348A/ja
Publication of JPS6342461B2 publication Critical patent/JPS6342461B2/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)
JP14578278A 1978-11-25 1978-11-25 Self-diagnosis system of public telephone set Granted JPS5571348A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14578278A JPS5571348A (en) 1978-11-25 1978-11-25 Self-diagnosis system of public telephone set

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14578278A JPS5571348A (en) 1978-11-25 1978-11-25 Self-diagnosis system of public telephone set

Publications (2)

Publication Number Publication Date
JPS5571348A true JPS5571348A (en) 1980-05-29
JPS6342461B2 JPS6342461B2 (enrdf_load_stackoverflow) 1988-08-23

Family

ID=15393030

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14578278A Granted JPS5571348A (en) 1978-11-25 1978-11-25 Self-diagnosis system of public telephone set

Country Status (1)

Country Link
JP (1) JPS5571348A (enrdf_load_stackoverflow)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5192106A (enrdf_load_stackoverflow) * 1975-02-12 1976-08-12

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5192106A (enrdf_load_stackoverflow) * 1975-02-12 1976-08-12

Also Published As

Publication number Publication date
JPS6342461B2 (enrdf_load_stackoverflow) 1988-08-23

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