CA218014A - Dispositif de sonnerie de circuits multiplex - Google Patents

Dispositif de sonnerie de circuits multiplex

Info

Publication number
CA218014A
CA218014A CA218014A CA218014DA CA218014A CA 218014 A CA218014 A CA 218014A CA 218014 A CA218014 A CA 218014A CA 218014D A CA218014D A CA 218014DA CA 218014 A CA218014 A CA 218014A
Authority
CA
Canada
Prior art keywords
multiplex circuits
ringing arrangement
ringing
arrangement
multiplex
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
CA218014A
Other languages
English (en)
Inventor
John Davidson, Jr.
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 WESTERN ELECTRIC Co
Original Assignee
INTERNATIONAL WESTERN ELECTRIC Co
Publication date
Application granted granted Critical
Publication of CA218014A publication Critical patent/CA218014A/fr
Expired legal-status Critical Current

Links

CA218014A Dispositif de sonnerie de circuits multiplex Expired CA218014A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA218014T

Publications (1)

Publication Number Publication Date
CA218014A true CA218014A (fr) 1922-04-25

Family

ID=35112458

Family Applications (1)

Application Number Title Priority Date Filing Date
CA218014A Expired CA218014A (fr) Dispositif de sonnerie de circuits multiplex

Country Status (1)

Country Link
CA (1) CA218014A (fr)

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