CA2205308C - Systeme de telecommunication a base de donnees active
- Google Patents
Systeme de telecommunication a base de donnees active
Info
Publication number
CA2205308C
CA2205308CCA002205308ACA2205308ACA2205308CCA 2205308 CCA2205308 CCA 2205308CCA 002205308 ACA002205308 ACA 002205308ACA 2205308 ACA2205308 ACA 2205308ACA 2205308 CCA2205308 CCA 2205308C
Authority
CA
Canada
Prior art keywords
telecommunications
call
rate
toll
equipment
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
AT&T Corp
Original Assignee
American Telephone and Telegraph Co Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from US08/006,337external-prioritypatent/US5473630A/en
Application filed by American Telephone and Telegraph Co IncfiledCriticalAmerican Telephone and Telegraph Co Inc
Priority claimed from CA002113595Aexternal-prioritypatent/CA2113595C/fr
Publication of CA2205308A1publicationCriticalpatent/CA2205308A1/fr
Application grantedgrantedCritical
Publication of CA2205308CpublicationCriticalpatent/CA2205308C/fr