JPS643287U - - Google Patents

Info

Publication number
JPS643287U
JPS643287U JP9342087U JP9342087U JPS643287U JP S643287 U JPS643287 U JP S643287U JP 9342087 U JP9342087 U JP 9342087U JP 9342087 U JP9342087 U JP 9342087U JP S643287 U JPS643287 U JP S643287U
Authority
JP
Japan
Prior art keywords
headphone
main body
helmet
mounting member
utility
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
JP9342087U
Other languages
English (en)
Japanese (ja)
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 JP9342087U priority Critical patent/JPS643287U/ja
Publication of JPS643287U publication Critical patent/JPS643287U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Helmets And Other Head Coverings (AREA)
  • Headphones And Earphones (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)
JP9342087U 1987-06-19 1987-06-19 Pending JPS643287U (US06521211-20030218-C00004.png)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9342087U JPS643287U (US06521211-20030218-C00004.png) 1987-06-19 1987-06-19

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9342087U JPS643287U (US06521211-20030218-C00004.png) 1987-06-19 1987-06-19

Publications (1)

Publication Number Publication Date
JPS643287U true JPS643287U (US06521211-20030218-C00004.png) 1989-01-10

Family

ID=31317876

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9342087U Pending JPS643287U (US06521211-20030218-C00004.png) 1987-06-19 1987-06-19

Country Status (1)

Country Link
JP (1) JPS643287U (US06521211-20030218-C00004.png)

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