CA603425A - Multiservice type telephone ringer - Google Patents

Multiservice type telephone ringer

Info

Publication number
CA603425A
CA603425A CA603425A CA603425DA CA603425A CA 603425 A CA603425 A CA 603425A CA 603425 A CA603425 A CA 603425A CA 603425D A CA603425D A CA 603425DA CA 603425 A CA603425 A CA 603425A
Authority
CA
Canada
Prior art keywords
type telephone
telephone ringer
multiservice
multiservice type
ringer
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
CA603425A
Inventor
Kalin Walter
G. Lavery Grant
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 CA603425A publication Critical patent/CA603425A/en
Expired legal-status Critical Current

Links

CA603425A Multiservice type telephone ringer Expired CA603425A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA603425T

Publications (1)

Publication Number Publication Date
CA603425A true CA603425A (en) 1960-08-16

Family

ID=35819228

Family Applications (1)

Application Number Title Priority Date Filing Date
CA603425A Expired CA603425A (en) Multiservice type telephone ringer

Country Status (1)

Country Link
CA (1) CA603425A (en)

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