JPH0566781B2 - - Google Patents

Info

Publication number
JPH0566781B2
JPH0566781B2 JP59179727A JP17972784A JPH0566781B2 JP H0566781 B2 JPH0566781 B2 JP H0566781B2 JP 59179727 A JP59179727 A JP 59179727A JP 17972784 A JP17972784 A JP 17972784A JP H0566781 B2 JPH0566781 B2 JP H0566781B2
Authority
JP
Japan
Prior art keywords
handset
speaker
base unit
switch
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 - Lifetime
Application number
JP59179727A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6157162A (ja
Inventor
Junichi Kagawa
Seiki Anazawa
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial 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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP59179727A priority Critical patent/JPS6157162A/ja
Publication of JPS6157162A publication Critical patent/JPS6157162A/ja
Publication of JPH0566781B2 publication Critical patent/JPH0566781B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M9/00—Arrangements for interconnection not involving centralised switching

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Interconnected Communication Systems, Intercoms, And Interphones (AREA)
JP59179727A 1984-08-28 1984-08-28 増設スピ−カ付インタ−ホン装置 Granted JPS6157162A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP59179727A JPS6157162A (ja) 1984-08-28 1984-08-28 増設スピ−カ付インタ−ホン装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP59179727A JPS6157162A (ja) 1984-08-28 1984-08-28 増設スピ−カ付インタ−ホン装置

Publications (2)

Publication Number Publication Date
JPS6157162A JPS6157162A (ja) 1986-03-24
JPH0566781B2 true JPH0566781B2 (cs) 1993-09-22

Family

ID=16070810

Family Applications (1)

Application Number Title Priority Date Filing Date
JP59179727A Granted JPS6157162A (ja) 1984-08-28 1984-08-28 増設スピ−カ付インタ−ホン装置

Country Status (1)

Country Link
JP (1) JPS6157162A (cs)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3513852B2 (ja) * 1998-03-26 2004-03-31 松下電工株式会社 インターホン親機およびこれを使用したインターホンシステム

Also Published As

Publication number Publication date
JPS6157162A (ja) 1986-03-24

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term