CA148664A - Commutateur telephonique - Google Patents

Commutateur telephonique

Info

Publication number
CA148664A
CA148664A CA000148664A CA148664DA CA148664A CA 148664 A CA148664 A CA 148664A CA 000148664 A CA000148664 A CA 000148664A CA 148664D A CA148664D A CA 148664DA CA 148664 A CA148664 A CA 148664A
Authority
CA
Canada
Prior art keywords
telephone switch
telephone
switch
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
CA000148664A
Other languages
English (en)
Inventor
Alexander E. Keith
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 Electric Co
Original Assignee
Automatic Electric Co
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Automatic Electric Co filed Critical Automatic Electric Co
Application granted granted Critical
Publication of CA148664A publication Critical patent/CA148664A/fr
Expired legal-status Critical Current

Links

CA000148664A 1912-02-27 1912-02-27 Commutateur telephonique Expired CA148664A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA148664T 1912-02-27

Publications (1)

Publication Number Publication Date
CA148664A true CA148664A (fr) 1913-06-17

Family

ID=45268378

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000148664A Expired CA148664A (fr) 1912-02-27 1912-02-27 Commutateur telephonique

Country Status (1)

Country Link
CA (1) CA148664A (fr)

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