JPS6312428B2 - - Google Patents

Info

Publication number
JPS6312428B2
JPS6312428B2 JP55066429A JP6642980A JPS6312428B2 JP S6312428 B2 JPS6312428 B2 JP S6312428B2 JP 55066429 A JP55066429 A JP 55066429A JP 6642980 A JP6642980 A JP 6642980A JP S6312428 B2 JPS6312428 B2 JP S6312428B2
Authority
JP
Japan
Prior art keywords
circuit
telephone
impedance
communication
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
JP55066429A
Other languages
English (en)
Japanese (ja)
Other versions
JPS56164656A (en
Inventor
Eiji Morikami
Takeo Ooba
Hirozo Shintani
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.)
Iwasaki Tsushinki KK
Original Assignee
Iwasaki Tsushinki KK
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 Iwasaki Tsushinki KK filed Critical Iwasaki Tsushinki KK
Priority to JP6642980A priority Critical patent/JPS56164656A/ja
Publication of JPS56164656A publication Critical patent/JPS56164656A/ja
Publication of JPS6312428B2 publication Critical patent/JPS6312428B2/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
    • H04M1/71—Substation extension arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Sub-Exchange Stations And Push- Button Telephones (AREA)
JP6642980A 1980-05-21 1980-05-21 Circuit for telephone set Granted JPS56164656A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6642980A JPS56164656A (en) 1980-05-21 1980-05-21 Circuit for telephone set

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6642980A JPS56164656A (en) 1980-05-21 1980-05-21 Circuit for telephone set

Publications (2)

Publication Number Publication Date
JPS56164656A JPS56164656A (en) 1981-12-17
JPS6312428B2 true JPS6312428B2 (enrdf_load_stackoverflow) 1988-03-18

Family

ID=13315522

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6642980A Granted JPS56164656A (en) 1980-05-21 1980-05-21 Circuit for telephone set

Country Status (1)

Country Link
JP (1) JPS56164656A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
JPS56164656A (en) 1981-12-17

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