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CA564027A - Carrier failure alarm circuit - Google Patents

Carrier failure alarm circuit

Info

Publication number
CA564027A
CA564027A CA564027A CA564027DA CA564027A CA 564027 A CA564027 A CA 564027A CA 564027 A CA564027 A CA 564027A CA 564027D A CA564027D A CA 564027DA CA 564027 A CA564027 A CA 564027A
Authority
CA
Canada
Prior art keywords
alarm circuit
failure alarm
carrier failure
carrier
circuit
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
CA564027A
Other languages
French (fr)
Inventor
B. Martin Wade
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 CA564027A publication Critical patent/CA564027A/en
Expired legal-status Critical Current

Links

CA564027A Carrier failure alarm circuit Expired CA564027A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA564027T

Publications (1)

Publication Number Publication Date
CA564027A true CA564027A (en) 1958-09-30

Family

ID=35736524

Family Applications (1)

Application Number Title Priority Date Filing Date
CA564027A Expired CA564027A (en) Carrier failure alarm circuit

Country Status (1)

Country Link
CA (1) CA564027A (en)

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