JPS59189390U - ヘルメツト用スピ−カ−装置 - Google Patents

ヘルメツト用スピ−カ−装置

Info

Publication number
JPS59189390U
JPS59189390U JP8291783U JP8291783U JPS59189390U JP S59189390 U JPS59189390 U JP S59189390U JP 8291783 U JP8291783 U JP 8291783U JP 8291783 U JP8291783 U JP 8291783U JP S59189390 U JPS59189390 U JP S59189390U
Authority
JP
Japan
Prior art keywords
speaker device
helmet
helmet speaker
space
speaker
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
JP8291783U
Other languages
English (en)
Japanese (ja)
Other versions
JPS6333416Y2 (no
Inventor
中堀　昭蔵
Original Assignee
株式会社ケンウッド
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 株式会社ケンウッド filed Critical 株式会社ケンウッド
Priority to JP8291783U priority Critical patent/JPS59189390U/ja
Publication of JPS59189390U publication Critical patent/JPS59189390U/ja
Application granted granted Critical
Publication of JPS6333416Y2 publication Critical patent/JPS6333416Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Helmets And Other Head Coverings (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)
JP8291783U 1983-06-02 1983-06-02 ヘルメツト用スピ−カ−装置 Granted JPS59189390U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8291783U JPS59189390U (ja) 1983-06-02 1983-06-02 ヘルメツト用スピ−カ−装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8291783U JPS59189390U (ja) 1983-06-02 1983-06-02 ヘルメツト用スピ−カ−装置

Publications (2)

Publication Number Publication Date
JPS59189390U true JPS59189390U (ja) 1984-12-15
JPS6333416Y2 JPS6333416Y2 (no) 1988-09-06

Family

ID=30212874

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8291783U Granted JPS59189390U (ja) 1983-06-02 1983-06-02 ヘルメツト用スピ−カ−装置

Country Status (1)

Country Link
JP (1) JPS59189390U (no)

Also Published As

Publication number Publication date
JPS6333416Y2 (no) 1988-09-06

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