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发明名称
APPARATUS FOR CAPTURING AND STORING CALL ACTIVITY AT A TELEPHONE SET
摘要
申请公布号
EP0462488(A3)
申请公布日期
1992.10.21
申请号
EP19910109505
申请日期
1991.06.10
申请人
ROLM SYSTEMS
发明人
RUST, TRACY;ARLEDGE, CATHY;FORD, GORDON
分类号
H04M1/2745;H04M1/56;H04M1/57;H04M3/36;(IPC1-7):H04M1/56;H04M1/274
主分类号
H04M1/2745
代理机构
代理人
主权项
地址
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