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KR20030012186A
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Phone bell & standby sound maker
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KR20010096656A
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Phone volume controller
|
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KR20010000320A
|
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Pcs / cellular phone & public phone having function of output of dtmf signal
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KR20000059264A
|
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Number information system using dtmf signal
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KR20020003781A
|
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Soundcard attached at handset, telephone withe Soundcard, vending machine of Soundcard and method of selling Soundcard at vending machine
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KR20020005230A
|
|
Device for storaging and displaying a numbers of telephone
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KR20000054848A
|
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Telephone number information system using dtmf signal
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|
KR20010113377A
|
|
Method and System for healing fatigues of humans with regular stretching drill using internet
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|
KR20010091273A
|
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communication device having the play back function of background music
|
|
KR20000030650A
|
|
Device having preventive function of robbery or loss using microwave of cellular/pcs phone
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|
KR20000036417A
|
|
Device having printing function of received number
|
|
KR20000030649A
|
|
Device having preventive function of robbery or loss using microwave of cellular/pcs phone
|
|
KR20000030648A
|
|
Device having preventive function of robbery or loss using microwave of cellular/pcs phone
|
|
KR20000030445A
|
|
Pcs/cellular phone having optional changable function of ringing tone and calling tone
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|
KR20000030444A
|
|
Mobile telecommunications switching office having function of conversion ringing tone and calling tone into melody or special sound
|
|
KR20000030447A
|
|
Device for conversion ringing tone and calling tone into melody or special sound
|
|
KR20000030446A
|
|
Telecommunications switching office having function of conversion ringing tone and calling tone into melody or special sound
|
|
KR20000030448A
|
|
Telecommunications / mobile telecommunications switching office having function of record special sound to converse ringing tone and calling tone
|
|
KR20010084253A
|
|
Loss protect device of a majority objects using handphone
|
|
KR100378953B1
|
|
handphone having option function of calling tone and ringing tone
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