CA543690A - Automatic telephone and like selective systems - Google Patents

Automatic telephone and like selective systems

Info

Publication number
CA543690A
CA543690A CA543690A CA543690DA CA543690A CA 543690 A CA543690 A CA 543690A CA 543690 A CA543690 A CA 543690A CA 543690D A CA543690D A CA 543690DA CA 543690 A CA543690 A CA 543690A
Authority
CA
Canada
Prior art keywords
automatic telephone
selective systems
selective
systems
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
CA543690A
Other languages
French (fr)
Inventor
P. 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 CA543690A publication Critical patent/CA543690A/en
Expired legal-status Critical Current

Links

CA543690A Automatic telephone and like selective systems Expired CA543690A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA543690T

Publications (1)

Publication Number Publication Date
CA543690A true CA543690A (en) 1957-07-16

Family

ID=35700859

Family Applications (1)

Application Number Title Priority Date Filing Date
CA543690A Expired CA543690A (en) Automatic telephone and like selective systems

Country Status (1)

Country Link
CA (1) CA543690A (en)

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