CA159469A - Systeme de prise telephonique - Google Patents

Systeme de prise telephonique

Info

Publication number
CA159469A
CA159469A CA000159469A CA159469DA CA159469A CA 159469 A CA159469 A CA 159469A CA 000159469 A CA000159469 A CA 000159469A CA 159469D A CA159469D A CA 159469DA CA 159469 A CA159469 A CA 159469A
Authority
CA
Canada
Prior art keywords
trunking system
telephone trunking
telephone
trunking
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
CA000159469A
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 CA159469A publication Critical patent/CA159469A/fr
Expired legal-status Critical Current

Links

CA000159469A 1912-02-01 1912-02-01 Systeme de prise telephonique Expired CA159469A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA159469T 1912-02-01

Publications (1)

Publication Number Publication Date
CA159469A true CA159469A (fr) 1914-12-15

Family

ID=45279173

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000159469A Expired CA159469A (fr) 1912-02-01 1912-02-01 Systeme de prise telephonique

Country Status (1)

Country Link
CA (1) CA159469A (fr)

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