CA475940A - Telephone and like selective systems - Google Patents

Telephone and like selective systems

Info

Publication number
CA475940A
CA475940A CA475940A CA475940DA CA475940A CA 475940 A CA475940 A CA 475940A CA 475940 A CA475940 A CA 475940A CA 475940D A CA475940D A CA 475940DA CA 475940 A CA475940 A CA 475940A
Authority
CA
Canada
Prior art keywords
telephone
selective systems
selective
systems
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
CA475940A
Other languages
French (fr)
Inventor
Percy Long Douglas
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.)
Siemens Brothers and Co Ltd
Original Assignee
Siemens Brothers and Co Ltd
Publication date
Application granted granted Critical
Publication of CA475940A publication Critical patent/CA475940A/en
Expired legal-status Critical Current

Links

CA475940A Telephone and like selective systems Expired CA475940A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA475940T

Publications (1)

Publication Number Publication Date
CA475940A true CA475940A (en) 1951-08-07

Family

ID=35609934

Family Applications (1)

Application Number Title Priority Date Filing Date
CA475940A Expired CA475940A (en) Telephone and like selective systems

Country Status (1)

Country Link
CA (1) CA475940A (en)

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