JPH0247675Y2 - - Google Patents

Info

Publication number
JPH0247675Y2
JPH0247675Y2 JP4439984U JP4439984U JPH0247675Y2 JP H0247675 Y2 JPH0247675 Y2 JP H0247675Y2 JP 4439984 U JP4439984 U JP 4439984U JP 4439984 U JP4439984 U JP 4439984U JP H0247675 Y2 JPH0247675 Y2 JP H0247675Y2
Authority
JP
Japan
Prior art keywords
speaker
headphone
utility
model registration
microphones
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
JP4439984U
Other languages
English (en)
Japanese (ja)
Other versions
JPS60158400U (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 JP4439984U priority Critical patent/JPS60158400U/ja
Publication of JPS60158400U publication Critical patent/JPS60158400U/ja
Application granted granted Critical
Publication of JPH0247675Y2 publication Critical patent/JPH0247675Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Headphones And Earphones (AREA)
  • Stereophonic Arrangements (AREA)
JP4439984U 1984-03-28 1984-03-28 ヘツドフオン用スピ−カ装置 Granted JPS60158400U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4439984U JPS60158400U (ja) 1984-03-28 1984-03-28 ヘツドフオン用スピ−カ装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4439984U JPS60158400U (ja) 1984-03-28 1984-03-28 ヘツドフオン用スピ−カ装置

Publications (2)

Publication Number Publication Date
JPS60158400U JPS60158400U (ja) 1985-10-22
JPH0247675Y2 true JPH0247675Y2 (US06818201-20041116-C00086.png) 1990-12-14

Family

ID=30556934

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4439984U Granted JPS60158400U (ja) 1984-03-28 1984-03-28 ヘツドフオン用スピ−カ装置

Country Status (1)

Country Link
JP (1) JPS60158400U (US06818201-20041116-C00086.png)

Also Published As

Publication number Publication date
JPS60158400U (ja) 1985-10-22

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