CA146957A - Ligne telephonique collective - Google Patents

Ligne telephonique collective

Info

Publication number
CA146957A
CA146957A CA000146957A CA146957DA CA146957A CA 146957 A CA146957 A CA 146957A CA 000146957 A CA000146957 A CA 000146957A CA 146957D A CA146957D A CA 146957DA CA 146957 A CA146957 A CA 146957A
Authority
CA
Canada
Prior art keywords
telephone line
party telephone
party
line
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
CA000146957A
Other languages
English (en)
Inventor
Frank Robert Mcberty
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.)
Northern Electric and Manufacturing Co Ltd
Original Assignee
Northern Electric and Manufacturing Co Ltd
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 Northern Electric and Manufacturing Co Ltd filed Critical Northern Electric and Manufacturing Co Ltd
Application granted granted Critical
Publication of CA146957A publication Critical patent/CA146957A/fr
Expired legal-status Critical Current

Links

CA000146957A 1911-01-13 1911-01-13 Ligne telephonique collective Expired CA146957A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA146957T 1911-01-13

Publications (1)

Publication Number Publication Date
CA146957A true CA146957A (fr) 1913-04-01

Family

ID=45266671

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000146957A Expired CA146957A (fr) 1911-01-13 1911-01-13 Ligne telephonique collective

Country Status (1)

Country Link
CA (1) CA146957A (fr)

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