JPS6077178U - 拡声機能付ボタン電話装置 - Google Patents

拡声機能付ボタン電話装置

Info

Publication number
JPS6077178U
JPS6077178U JP16928783U JP16928783U JPS6077178U JP S6077178 U JPS6077178 U JP S6077178U JP 16928783 U JP16928783 U JP 16928783U JP 16928783 U JP16928783 U JP 16928783U JP S6077178 U JPS6077178 U JP S6077178U
Authority
JP
Japan
Prior art keywords
speaker
telephone device
button telephone
public address
built
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.)
Granted
Application number
JP16928783U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0218633Y2 (en]
Inventor
熊谷　史人
晃一 佐竹
Original Assignee
日通工株式会社
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 日通工株式会社 filed Critical 日通工株式会社
Priority to JP16928783U priority Critical patent/JPS6077178U/ja
Publication of JPS6077178U publication Critical patent/JPS6077178U/ja
Application granted granted Critical
Publication of JPH0218633Y2 publication Critical patent/JPH0218633Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Sub-Exchange Stations And Push- Button Telephones (AREA)
JP16928783U 1983-11-02 1983-11-02 拡声機能付ボタン電話装置 Granted JPS6077178U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP16928783U JPS6077178U (ja) 1983-11-02 1983-11-02 拡声機能付ボタン電話装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16928783U JPS6077178U (ja) 1983-11-02 1983-11-02 拡声機能付ボタン電話装置

Publications (2)

Publication Number Publication Date
JPS6077178U true JPS6077178U (ja) 1985-05-29
JPH0218633Y2 JPH0218633Y2 (en]) 1990-05-24

Family

ID=30369867

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16928783U Granted JPS6077178U (ja) 1983-11-02 1983-11-02 拡声機能付ボタン電話装置

Country Status (1)

Country Link
JP (1) JPS6077178U (en])

Also Published As

Publication number Publication date
JPH0218633Y2 (en]) 1990-05-24

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