CA874672A - Automatic switching system, selecting system and check circuits - Google Patents

Automatic switching system, selecting system and check circuits

Info

Publication number
CA874672A
CA874672A CA874672A CA874672DA CA874672A CA 874672 A CA874672 A CA 874672A CA 874672 A CA874672 A CA 874672A CA 874672D A CA874672D A CA 874672DA CA 874672 A CA874672 A CA 874672A
Authority
CA
Canada
Prior art keywords
automatic switching
check circuits
selecting
switching system
selecting system
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
CA874672A
Inventor
E. A. Lauwers Andre
A. Van Brussel Marcel
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 Telephone and Telegraph Corp
Original Assignee
International Telephone and Telegraph Corp
Publication date
Application granted granted Critical
Publication of CA874672A publication Critical patent/CA874672A/en
Expired legal-status Critical Current

Links

CA874672A Automatic switching system, selecting system and check circuits Expired CA874672A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA874672T

Publications (1)

Publication Number Publication Date
CA874672A true CA874672A (en) 1971-06-29

Family

ID=36360608

Family Applications (1)

Application Number Title Priority Date Filing Date
CA874672A Expired CA874672A (en) Automatic switching system, selecting system and check circuits

Country Status (1)

Country Link
CA (1) CA874672A (en)

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