JPH0221060Y2 - - Google Patents

Info

Publication number
JPH0221060Y2
JPH0221060Y2 JP6375786U JP6375786U JPH0221060Y2 JP H0221060 Y2 JPH0221060 Y2 JP H0221060Y2 JP 6375786 U JP6375786 U JP 6375786U JP 6375786 U JP6375786 U JP 6375786U JP H0221060 Y2 JPH0221060 Y2 JP H0221060Y2
Authority
JP
Japan
Prior art keywords
piezoelectric vibrator
ventilation hole
goggles
plate
oscillator
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
JP6375786U
Other languages
English (en)
Japanese (ja)
Other versions
JPS62174523U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html
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 JP6375786U priority Critical patent/JPH0221060Y2/ja
Publication of JPS62174523U publication Critical patent/JPS62174523U/ja
Application granted granted Critical
Publication of JPH0221060Y2 publication Critical patent/JPH0221060Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Respiratory Apparatuses And Protective Means (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
JP6375786U 1986-04-25 1986-04-25 Expired JPH0221060Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6375786U JPH0221060Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1986-04-25 1986-04-25

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6375786U JPH0221060Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1986-04-25 1986-04-25

Publications (2)

Publication Number Publication Date
JPS62174523U JPS62174523U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1987-11-06
JPH0221060Y2 true JPH0221060Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1990-06-07

Family

ID=30899283

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6375786U Expired JPH0221060Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1986-04-25 1986-04-25

Country Status (1)

Country Link
JP (1) JPH0221060Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Also Published As

Publication number Publication date
JPS62174523U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1987-11-06

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