GB0024350D0
(en )
2000-11-22
Use of handset microphone to enhance speakerphone loudspeaker performance
GB0424493D0
(en )
2004-12-08
Loudspeaker for mobile phone
GB2365249B
(en )
2004-04-14
Mobile phone headset
TW458471U
(en )
2001-10-01
Dual-functional microphone of mobile phone
GB0009574D0
(en )
2000-06-07
Mobile phone handset
TW458477U
(en )
2001-10-01
Dual-functional wireless microphone of mobile phone
TW502910U
(en )
2002-09-11
Sound-vibrating microphone structure of mobile phone
TW450489U
(en )
2001-08-11
Improvement of handset-free headphone of mobile phone
TW511835U
(en )
2002-11-21
Speaker device of externally-hanging type mobile phone
TW465894U
(en )
2001-11-21
Hands-free headphone structure of mobile phone
GB0014954D0
(en )
2000-08-09
Mobile phone hands free speaker
GB0010092D0
(en )
2000-06-14
Wireless headset for mobile phone
TW486215U
(en )
2002-05-01
Auscultation-type headset for mobile phone
IL139046A0
(en )
2001-11-25
Headset for mobile phone
TW453604U
(en )
2001-09-01
Multi-function type mobile phone microphone
GB9905144D0
(en )
1999-04-28
Headset mobile phone
TW458473U
(en )
2001-10-01
Hands-free handset of dual-functional wireless intercom
TW496629U
(en )
2002-07-21
Wireless earphone/microphone device for mobile phone
TW496638U
(en )
2002-07-21
Electromagnetic-proof earphone structure for mobile phone
TW455024U
(en )
2001-09-11
Improvement of mobile phone clamp
GB0016881D0
(en )
2000-08-30
Mobile phone aid
IL144161A0
(en )
2002-05-23
Microphone arrangement for mobile telephones
TW547890U
(en )
2003-08-11
Improved speaker device structure of mobile phone hands-free device
TW471761U
(en )
2002-01-01
Back clamp of mobile phone
IL149013A0
(en )
2002-11-10
Earphone and microphone for cellular phone