CA122446A - Appareil d'echange telephonique - Google Patents

Appareil d'echange telephonique

Info

Publication number
CA122446A
CA122446A CA000122446A CA122446DA CA122446A CA 122446 A CA122446 A CA 122446A CA 000122446 A CA000122446 A CA 000122446A CA 122446D A CA122446D A CA 122446DA CA 122446 A CA122446 A CA 122446A
Authority
CA
Canada
Prior art keywords
telephone exchange
exchange apparatus
telephone
exchange
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
CA000122446A
Other languages
English (en)
Inventor
George W. Lorimer
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of CA122446A publication Critical patent/CA122446A/fr
Expired legal-status Critical Current

Links

CA000122446A 1907-04-25 1907-04-25 Appareil d'echange telephonique Expired CA122446A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA122446T 1907-04-25

Publications (1)

Publication Number Publication Date
CA122446A true CA122446A (fr) 1909-12-07

Family

ID=45242170

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000122446A Expired CA122446A (fr) 1907-04-25 1907-04-25 Appareil d'echange telephonique

Country Status (1)

Country Link
CA (1) CA122446A (fr)

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