Patent search ap:("TELECOMM SYSTEMS INC") AND inv:"COUNTRYMAN ELIZABETH" Page 1

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发明专利
Prepaid call management in intelligent network 未知

公开(公告)号：AU4322501A

公开(公告)日：2001-09-03

申请号：AU4322501

申请日：2001-02-23

Applicant: TELECOMM SYSTEMS INC

Inventor： COUNTRYMAN ELIZABETH , LORELLO TIMOTHY J , TITUS MARK , UNG DARA

IPC: H04M17/00 , H04Q3/00 , H04W4/24 , H04W8/18 , H04M3/42 , H04Q7/20

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