JPS5294011A - Coin control system - Google Patents

Coin control system

Info

Publication number
JPS5294011A
JPS5294011A JP1096676A JP1096676A JPS5294011A JP S5294011 A JPS5294011 A JP S5294011A JP 1096676 A JP1096676 A JP 1096676A JP 1096676 A JP1096676 A JP 1096676A JP S5294011 A JPS5294011 A JP S5294011A
Authority
JP
Japan
Prior art keywords
control system
coin control
control
case
coin
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.)
Pending
Application number
JP1096676A
Other languages
Japanese (ja)
Inventor
Junichi Shimizu
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.)
NEC Corp
Original Assignee
NEC Corp
Nippon 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 NEC Corp, Nippon Electric Co Ltd filed Critical NEC Corp
Priority to JP1096676A priority Critical patent/JPS5294011A/en
Publication of JPS5294011A publication Critical patent/JPS5294011A/en
Pending 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)

Abstract

PURPOSE:To make an economical coin control in case the kinds of the pay telephone sets have been increased, by separating the control function from the old telephone call trunk in case the control of receipt and return of the pay telephone set is made.
JP1096676A 1976-02-03 1976-02-03 Coin control system Pending JPS5294011A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1096676A JPS5294011A (en) 1976-02-03 1976-02-03 Coin control system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1096676A JPS5294011A (en) 1976-02-03 1976-02-03 Coin control system

Publications (1)

Publication Number Publication Date
JPS5294011A true JPS5294011A (en) 1977-08-08

Family

ID=11764901

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1096676A Pending JPS5294011A (en) 1976-02-03 1976-02-03 Coin control system

Country Status (1)

Country Link
JP (1) JPS5294011A (en)

Similar Documents

Publication Publication Date Title
JPS5294011A (en) Coin control system
JPS5313806A (en) Telephone extension system
JPS51128205A (en) Telephone device
JPS5213706A (en) Key telephone system
JPS5279706A (en) Subscriber line calling system in key telephone unit
JPS5348402A (en) Automatic telephone service system for convention
JPS51138308A (en) Charging system
JPS51128208A (en) Idling power saving
JPS5355905A (en) Automatic dialing system
JPS5216106A (en) Telephone call unit
JPS51144504A (en) Telephone set
JPS52122012A (en) Charge information signal sending
JPS5344101A (en) Full duplex communication system
JPS5437609A (en) Extension call system
JPS526404A (en) Calling system of the button telephone set
JPS538506A (en) Terminating charging system
JPS5370701A (en) Individual selection call receiver
JPS5319703A (en) Simultaneous call and its unit
JPS52116004A (en) Voice call system
JPS51132909A (en) Call back method of an electronic switchboard
JPS5329606A (en) Simple type hand-free communicating unit
JPS53113408A (en) Control system for call tone and call signal
JPS5345107A (en) Trunk connection control system
JPS5217703A (en) Public telephone
JPS53122304A (en) Key telephone set