JPS5317203A - Earphone - Google Patents

Earphone

Info

Publication number
JPS5317203A
JPS5317203A JP9082776A JP9082776A JPS5317203A JP S5317203 A JPS5317203 A JP S5317203A JP 9082776 A JP9082776 A JP 9082776A JP 9082776 A JP9082776 A JP 9082776A JP S5317203 A JPS5317203 A JP S5317203A
Authority
JP
Japan
Prior art keywords
earphone
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
JP9082776A
Other languages
Japanese (ja)
Inventor
Kunihide Yoshioka
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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 by Individual filed Critical Individual
Priority to JP9082776A priority Critical patent/JPS5317203A/en
Publication of JPS5317203A publication Critical patent/JPS5317203A/en
Pending legal-status Critical Current

Links

JP9082776A 1976-07-31 1976-07-31 Earphone Pending JPS5317203A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9082776A JPS5317203A (en) 1976-07-31 1976-07-31 Earphone

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9082776A JPS5317203A (en) 1976-07-31 1976-07-31 Earphone

Publications (1)

Publication Number Publication Date
JPS5317203A true JPS5317203A (en) 1978-02-17

Family

ID=14009411

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9082776A Pending JPS5317203A (en) 1976-07-31 1976-07-31 Earphone

Country Status (1)

Country Link
JP (1) JPS5317203A (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3600524A (en) * 1967-12-28 1971-08-17 Emanuele Biondi Hearing aid using multiple frequency translation

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3600524A (en) * 1967-12-28 1971-08-17 Emanuele Biondi Hearing aid using multiple frequency translation

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