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发明名称
VERFAHREN UND MOBILE KOMMUNIKATIONSVORRICHTUNG ZUR ERZEUGUNG VON DUALTON-MEHRFREQUENZ (DTMF)- BEFEHLEN AUF EINEM MOBILEN KOMMUNIKATIONSGERÄT MIT EINEM BERÜHRUNGSBILDSCHIRM
摘要
申请公布号
AT537656(T)
申请公布日期
2011.12.15
申请号
AT20090158752T
申请日期
2009.04.24
申请人
RESEARCH IN MOTION LIMITED
发明人
MALO, ERIC;KUHL, LAWRENCE EDWARD
分类号
H04M1/725;G06F3/048
主分类号
H04M1/725
代理机构
代理人
主权项
地址
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