CA660857A - Subscriber billing in automatic telecommunication exchange systems and the like - Google Patents

Subscriber billing in automatic telecommunication exchange systems and the like

Info

Publication number
CA660857A
CA660857A CA660857A CA660857DA CA660857A CA 660857 A CA660857 A CA 660857A CA 660857 A CA660857 A CA 660857A CA 660857D A CA660857D A CA 660857DA CA 660857 A CA660857 A CA 660857A
Authority
CA
Canada
Prior art keywords
exchange systems
subscriber billing
telecommunication exchange
automatic telecommunication
automatic
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.)
Expired
Application number
CA660857A
Inventor
C. Hartley George
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.)
International Standard Electric Corp
Original Assignee
International Standard Electric Corp
Publication date
Application granted granted Critical
Publication of CA660857A publication Critical patent/CA660857A/en
Expired legal-status Critical Current

Links

CA660857A Subscriber billing in automatic telecommunication exchange systems and the like Expired CA660857A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA660857T

Publications (1)

Publication Number Publication Date
CA660857A true CA660857A (en) 1963-04-09

Family

ID=35954968

Family Applications (1)

Application Number Title Priority Date Filing Date
CA660857A Expired CA660857A (en) Subscriber billing in automatic telecommunication exchange systems and the like

Country Status (1)

Country Link
CA (1) CA660857A (en)

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