JPS53138822U - - Google Patents

Info

Publication number
JPS53138822U
JPS53138822U JP4372977U JP4372977U JPS53138822U JP S53138822 U JPS53138822 U JP S53138822U JP 4372977 U JP4372977 U JP 4372977U JP 4372977 U JP4372977 U JP 4372977U JP S53138822 U JPS53138822 U JP S53138822U
Authority
JP
Japan
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
JP4372977U
Other languages
Japanese (ja)
Other versions
JPS5726466Y2 (en
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 JP1977043729U priority Critical patent/JPS5726466Y2/ja
Publication of JPS53138822U publication Critical patent/JPS53138822U/ja
Application granted granted Critical
Publication of JPS5726466Y2 publication Critical patent/JPS5726466Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Headphones And Earphones (AREA)
JP1977043729U 1977-04-08 1977-04-08 Expired JPS5726466Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1977043729U JPS5726466Y2 (en) 1977-04-08 1977-04-08

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1977043729U JPS5726466Y2 (en) 1977-04-08 1977-04-08

Publications (2)

Publication Number Publication Date
JPS53138822U true JPS53138822U (en) 1978-11-02
JPS5726466Y2 JPS5726466Y2 (en) 1982-06-09

Family

ID=28918701

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1977043729U Expired JPS5726466Y2 (en) 1977-04-08 1977-04-08

Country Status (1)

Country Link
JP (1) JPS5726466Y2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2015080183A (en) * 2013-10-16 2015-04-23 大串 正彦 Earphone having howling prevention structure

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006287674A (en) * 2005-04-01 2006-10-19 Victor Co Of Japan Ltd Bass reflex headphone

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5187427U (en) * 1975-01-07 1976-07-13
JPS5388718A (en) * 1976-12-15 1978-08-04 Matsushita Electric Ind Co Ltd Sealed head phone

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5187427U (en) * 1975-01-07 1976-07-13
JPS5388718A (en) * 1976-12-15 1978-08-04 Matsushita Electric Ind Co Ltd Sealed head phone

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2015080183A (en) * 2013-10-16 2015-04-23 大串 正彦 Earphone having howling prevention structure

Also Published As

Publication number Publication date
JPS5726466Y2 (en) 1982-06-09

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