CA497870A - Automatic switches as used in telephone systems - Google Patents

Automatic switches as used in telephone systems

Info

Publication number
CA497870A
CA497870A CA497870A CA497870DA CA497870A CA 497870 A CA497870 A CA 497870A CA 497870 A CA497870 A CA 497870A CA 497870D A CA497870D A CA 497870DA CA 497870 A CA497870 A CA 497870A
Authority
CA
Canada
Prior art keywords
telephone systems
automatic switches
switches
automatic
telephone
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
CA497870A
Other languages
French (fr)
Inventor
Taylor Reginald
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.)
Automatic Telephone and Electric Co Ltd
Original Assignee
Automatic Telephone and Electric Co Ltd
Publication date
Application granted granted Critical
Publication of CA497870A publication Critical patent/CA497870A/en
Expired legal-status Critical Current

Links

CA497870A Automatic switches as used in telephone systems Expired CA497870A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA497870T

Publications (1)

Publication Number Publication Date
CA497870A true CA497870A (en) 1953-11-24

Family

ID=35643306

Family Applications (1)

Application Number Title Priority Date Filing Date
CA497870A Expired CA497870A (en) Automatic switches as used in telephone systems

Country Status (1)

Country Link
CA (1) CA497870A (en)

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