JPH0361791U - - Google Patents

Info

Publication number
JPH0361791U
JPH0361791U JP12187389U JP12187389U JPH0361791U JP H0361791 U JPH0361791 U JP H0361791U JP 12187389 U JP12187389 U JP 12187389U JP 12187389 U JP12187389 U JP 12187389U JP H0361791 U JPH0361791 U JP H0361791U
Authority
JP
Japan
Prior art keywords
calls
circuit
extension
automatic
caller
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
JP12187389U
Other languages
English (en)
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 filed Critical
Priority to JP12187389U priority Critical patent/JPH0361791U/ja
Publication of JPH0361791U publication Critical patent/JPH0361791U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Sub-Exchange Stations And Push- Button Telephones (AREA)

Description

【図面の簡単な説明】
第1図は本考案の一実施例のブロツク回路図、
第2図および第3図は第1図の動作を示すタイム
チヤートである。 1……構内電話交換機、2……自動応答回路、
3……内線発信回路、4……交換手呼出回路、5
……電話回線、6……内線電話機、7……交換手
用電話機。

Claims (1)

    【実用新案登録請求の範囲】
  1. 外線からの呼出しに自動的に応答する自動応答
    回路と自動応答後発信者がダイヤルする内線番号
    を認識し呼び出す内線発信回路とを備え交換手を
    不要にしたことを特徴とする構内電話交換機。
JP12187389U 1989-10-17 1989-10-17 Pending JPH0361791U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12187389U JPH0361791U (ja) 1989-10-17 1989-10-17

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12187389U JPH0361791U (ja) 1989-10-17 1989-10-17

Publications (1)

Publication Number Publication Date
JPH0361791U true JPH0361791U (ja) 1991-06-17

Family

ID=31669895

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12187389U Pending JPH0361791U (ja) 1989-10-17 1989-10-17

Country Status (1)

Country Link
JP (1) JPH0361791U (ja)

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