JPS5821255Y2 - 音響結合器 - Google Patents

音響結合器

Info

Publication number
JPS5821255Y2
JPS5821255Y2 JP1978037100U JP3710078U JPS5821255Y2 JP S5821255 Y2 JPS5821255 Y2 JP S5821255Y2 JP 1978037100 U JP1978037100 U JP 1978037100U JP 3710078 U JP3710078 U JP 3710078U JP S5821255 Y2 JPS5821255 Y2 JP S5821255Y2
Authority
JP
Japan
Prior art keywords
receiver
transmitter
handset
acoustic coupler
acoustic
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
JP1978037100U
Other languages
English (en)
Japanese (ja)
Other versions
JPS54140607U (enExample
Inventor
吉野徳治
Original Assignee
株式会社田村電機製作所
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 株式会社田村電機製作所 filed Critical 株式会社田村電機製作所
Priority to JP1978037100U priority Critical patent/JPS5821255Y2/ja
Publication of JPS54140607U publication Critical patent/JPS54140607U/ja
Application granted granted Critical
Publication of JPS5821255Y2 publication Critical patent/JPS5821255Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Telephone Set Structure (AREA)
JP1978037100U 1978-03-23 1978-03-23 音響結合器 Expired JPS5821255Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1978037100U JPS5821255Y2 (ja) 1978-03-23 1978-03-23 音響結合器

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1978037100U JPS5821255Y2 (ja) 1978-03-23 1978-03-23 音響結合器

Publications (2)

Publication Number Publication Date
JPS54140607U JPS54140607U (enExample) 1979-09-29
JPS5821255Y2 true JPS5821255Y2 (ja) 1983-05-06

Family

ID=28899521

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1978037100U Expired JPS5821255Y2 (ja) 1978-03-23 1978-03-23 音響結合器

Country Status (1)

Country Link
JP (1) JPS5821255Y2 (enExample)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5210248U (enExample) * 1975-07-09 1977-01-24

Also Published As

Publication number Publication date
JPS54140607U (enExample) 1979-09-29

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