JPH03104367U - - Google Patents

Info

Publication number
JPH03104367U
JPH03104367U JP1405590U JP1405590U JPH03104367U JP H03104367 U JPH03104367 U JP H03104367U JP 1405590 U JP1405590 U JP 1405590U JP 1405590 U JP1405590 U JP 1405590U JP H03104367 U JPH03104367 U JP H03104367U
Authority
JP
Japan
Prior art keywords
underwater
microphone
mouth
wind pressure
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
JP1405590U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0642693Y2 (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 JP1405590U priority Critical patent/JPH0642693Y2/ja
Publication of JPH03104367U publication Critical patent/JPH03104367U/ja
Application granted granted Critical
Publication of JPH0642693Y2 publication Critical patent/JPH0642693Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Details Of Audible-Bandwidth Transducers (AREA)
JP1405590U 1990-02-15 1990-02-15 集音スクリーン付きマイク内蔵水中マウスマスク Expired - Lifetime JPH0642693Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1405590U JPH0642693Y2 (ja) 1990-02-15 1990-02-15 集音スクリーン付きマイク内蔵水中マウスマスク

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1405590U JPH0642693Y2 (ja) 1990-02-15 1990-02-15 集音スクリーン付きマイク内蔵水中マウスマスク

Publications (2)

Publication Number Publication Date
JPH03104367U true JPH03104367U (en]) 1991-10-29
JPH0642693Y2 JPH0642693Y2 (ja) 1994-11-09

Family

ID=31517434

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1405590U Expired - Lifetime JPH0642693Y2 (ja) 1990-02-15 1990-02-15 集音スクリーン付きマイク内蔵水中マウスマスク

Country Status (1)

Country Link
JP (1) JPH0642693Y2 (en])

Also Published As

Publication number Publication date
JPH0642693Y2 (ja) 1994-11-09

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