CA624511A - Transistor selective ringing, dialing and party identification circuit - Google Patents

Transistor selective ringing, dialing and party identification circuit

Info

Publication number
CA624511A
CA624511A CA624511A CA624511DA CA624511A CA 624511 A CA624511 A CA 624511A CA 624511 A CA624511 A CA 624511A CA 624511D A CA624511D A CA 624511DA CA 624511 A CA624511 A CA 624511A
Authority
CA
Canada
Prior art keywords
dialing
identification circuit
party identification
selective ringing
transistor
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
CA624511A
Inventor
A. Meacham Larned
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 CA624511A publication Critical patent/CA624511A/en
Expired legal-status Critical Current

Links

CA624511A Transistor selective ringing, dialing and party identification circuit Expired CA624511A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA624511T

Publications (1)

Publication Number Publication Date
CA624511A true CA624511A (en) 1961-07-25

Family

ID=35879689

Family Applications (1)

Application Number Title Priority Date Filing Date
CA624511A Expired CA624511A (en) Transistor selective ringing, dialing and party identification circuit

Country Status (1)

Country Link
CA (1) CA624511A (en)

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