TW426302U - Earphone structure with field effect - Google Patents

Earphone structure with field effect

Info

Publication number
TW426302U
TW426302U TW88209286U TW88209286U TW426302U TW 426302 U TW426302 U TW 426302U TW 88209286 U TW88209286 U TW 88209286U TW 88209286 U TW88209286 U TW 88209286U TW 426302 U TW426302 U TW 426302U
Authority
TW
Taiwan
Prior art keywords
field effect
earphone structure
earphone
effect
field
Prior art date
Application number
TW88209286U
Other languages
Chinese (zh)
Inventor
Chiou-Wen Liau
Shing-Yuan Shiu
Ying-Jie Su
Original Assignee
Matsushita Electric Tw Co Ltd
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 Matsushita Electric Tw Co Ltd filed Critical Matsushita Electric Tw Co Ltd
Priority to TW88209286U priority Critical patent/TW426302U/en
Publication of TW426302U publication Critical patent/TW426302U/en

Links

TW88209286U 1999-06-07 1999-06-07 Earphone structure with field effect TW426302U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
TW88209286U TW426302U (en) 1999-06-07 1999-06-07 Earphone structure with field effect

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
TW88209286U TW426302U (en) 1999-06-07 1999-06-07 Earphone structure with field effect

Publications (1)

Publication Number Publication Date
TW426302U true TW426302U (en) 2001-03-11

Family

ID=21649157

Family Applications (1)

Application Number Title Priority Date Filing Date
TW88209286U TW426302U (en) 1999-06-07 1999-06-07 Earphone structure with field effect

Country Status (1)

Country Link
TW (1) TW426302U (en)

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Legal Events

Date Code Title Description
GD4K Issue of patent certificate for granted utility model filed before june 30, 2004
MM4K Annulment or lapse of a utility model due to non-payment of fees