TW421412U - Ear canal type earphone structure - Google Patents

Ear canal type earphone structure

Info

Publication number
TW421412U
TW421412U TW88207239U TW88207239U TW421412U TW 421412 U TW421412 U TW 421412U TW 88207239 U TW88207239 U TW 88207239U TW 88207239 U TW88207239 U TW 88207239U TW 421412 U TW421412 U TW 421412U
Authority
TW
Taiwan
Prior art keywords
ear canal
type earphone
earphone structure
canal type
ear
Prior art date
Application number
TW88207239U
Other languages
Chinese (zh)
Inventor
Shian-Da Chen
Original Assignee
Obo Pro 2 Inc
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 Obo Pro 2 Inc filed Critical Obo Pro 2 Inc
Priority to TW88207239U priority Critical patent/TW421412U/en
Publication of TW421412U publication Critical patent/TW421412U/en

Links

TW88207239U 1999-05-07 1999-05-07 Ear canal type earphone structure TW421412U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
TW88207239U TW421412U (en) 1999-05-07 1999-05-07 Ear canal type earphone structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
TW88207239U TW421412U (en) 1999-05-07 1999-05-07 Ear canal type earphone structure

Publications (1)

Publication Number Publication Date
TW421412U true TW421412U (en) 2001-02-01

Family

ID=21647799

Family Applications (1)

Application Number Title Priority Date Filing Date
TW88207239U TW421412U (en) 1999-05-07 1999-05-07 Ear canal type earphone structure

Country Status (1)

Country Link
TW (1) TW421412U (en)

Similar Documents

Publication Publication Date Title
SG93238A1 (en) Earphone
TW420458U (en) Ear microphone having dual hooks
SG90148A1 (en) Headphone
GB9911156D0 (en) Loudspeakers
GB9910220D0 (en) Loudspeakers
GB9827075D0 (en) Novel active headset
AU141688S (en) Headphone
GB2356052B (en) Ear thermometer
GB9909535D0 (en) Loudspeakers
TW421412U (en) Ear canal type earphone structure
GB9903044D0 (en) Loudspeakers
TW449222U (en) Ear phone structure modification
GB9902750D0 (en) Loudspeakers
GB9928456D0 (en) Loudspeakers
EP1193999A4 (en) Loudspeaker
GB0209536D0 (en) Loudspeakers
GB9906038D0 (en) Ear protectors
AU140117S (en) Earhook headset
GB9926489D0 (en) Digital loudspeaker
TW447822U (en) Ear-hanging type earphone structure
TW488590U (en) Hidden-type earplug earphone
TW435918U (en) Improved earphone structure
TW428867U (en) Earphone
PL331053A1 (en) Active hearing protectors
AUPP832699A0 (en) Active ear protection

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