CA779968A - Time division tone signaling system - Google Patents

Time division tone signaling system

Info

Publication number
CA779968A
CA779968A CA779968A CA779968DA CA779968A CA 779968 A CA779968 A CA 779968A CA 779968 A CA779968 A CA 779968A CA 779968D A CA779968D A CA 779968DA CA 779968 A CA779968 A CA 779968A
Authority
CA
Canada
Prior art keywords
time division
signaling system
tone signaling
division tone
time
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
CA779968A
Inventor
S. Vigliante Frank
C. Lee Robert
O. Soffel Robert
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
Western Electric Co Inc
Publication date
Application granted granted Critical
Publication of CA779968A publication Critical patent/CA779968A/en
Expired legal-status Critical Current

Links

CA779968A Time division tone signaling system Expired CA779968A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA779968T

Publications (1)

Publication Number Publication Date
CA779968A true CA779968A (en) 1968-03-05

Family

ID=36227375

Family Applications (1)

Application Number Title Priority Date Filing Date
CA779968A Expired CA779968A (en) Time division tone signaling system

Country Status (1)

Country Link
CA (1) CA779968A (en)

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