CA544834A - Generateur electronique a courant de sonnerie - Google Patents

Generateur electronique a courant de sonnerie

Info

Publication number
CA544834A
CA544834A CA544834A CA544834DA CA544834A CA 544834 A CA544834 A CA 544834A CA 544834 A CA544834 A CA 544834A CA 544834D A CA544834D A CA 544834DA CA 544834 A CA544834 A CA 544834A
Authority
CA
Canada
Prior art keywords
current generator
ringing current
electronic ringing
electronic
generator
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
CA544834A
Other languages
English (en)
Inventor
D. Grandstaff Otho
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.)
General Telephone Laboratories Inc
Original Assignee
General Telephone Laboratories Inc
Publication date
Application granted granted Critical
Publication of CA544834A publication Critical patent/CA544834A/fr
Expired legal-status Critical Current

Links

CA544834A Generateur electronique a courant de sonnerie Expired CA544834A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA544834T

Publications (1)

Publication Number Publication Date
CA544834A true CA544834A (fr) 1957-08-13

Family

ID=35702006

Family Applications (1)

Application Number Title Priority Date Filing Date
CA544834A Expired CA544834A (fr) Generateur electronique a courant de sonnerie

Country Status (1)

Country Link
CA (1) CA544834A (fr)

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