JPS52140213A - Voltage detection type scanner - Google Patents

Voltage detection type scanner

Info

Publication number
JPS52140213A
JPS52140213A JP5649076A JP5649076A JPS52140213A JP S52140213 A JPS52140213 A JP S52140213A JP 5649076 A JP5649076 A JP 5649076A JP 5649076 A JP5649076 A JP 5649076A JP S52140213 A JPS52140213 A JP S52140213A
Authority
JP
Japan
Prior art keywords
voltage detection
detection type
type scanner
scanner
economization
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
JP5649076A
Other languages
Japanese (ja)
Inventor
Susumu Kikuchi
Makoto Hisamura
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP5649076A priority Critical patent/JPS52140213A/en
Publication of JPS52140213A publication Critical patent/JPS52140213A/en
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Interface Circuits In Exchanges (AREA)

Abstract

PURPOSE:To achieve high-speed operation of the unit with enhanced economization by having direct scanning for the calling subscriber telephone contact.
JP5649076A 1976-05-19 1976-05-19 Voltage detection type scanner Pending JPS52140213A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5649076A JPS52140213A (en) 1976-05-19 1976-05-19 Voltage detection type scanner

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5649076A JPS52140213A (en) 1976-05-19 1976-05-19 Voltage detection type scanner

Publications (1)

Publication Number Publication Date
JPS52140213A true JPS52140213A (en) 1977-11-22

Family

ID=13028526

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5649076A Pending JPS52140213A (en) 1976-05-19 1976-05-19 Voltage detection type scanner

Country Status (1)

Country Link
JP (1) JPS52140213A (en)

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