CA179488A - Telephone system - Google Patents

Telephone system

Info

Publication number
CA179488A
CA179488A CA000179488A CA179488DA CA179488A CA 179488 A CA179488 A CA 179488A CA 000179488 A CA000179488 A CA 000179488A CA 179488D A CA179488D A CA 179488DA CA 179488 A CA179488 A CA 179488A
Authority
CA
Canada
Prior art keywords
telephone system
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
CA000179488A
Other languages
French (fr)
Inventor
Henry James Herink
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.)
Relay Automatic Telephone Company Ltd
Original Assignee
Relay Automatic Telephone Company 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 Relay Automatic Telephone Company Ltd filed Critical Relay Automatic Telephone Company Ltd
Application granted granted Critical
Publication of CA179488A publication Critical patent/CA179488A/en
Expired legal-status Critical Current

Links

CA000179488A 1917-03-10 1917-03-10 Telephone system Expired CA179488A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA179488T 1917-03-10

Publications (1)

Publication Number Publication Date
CA179488A true CA179488A (en) 1917-09-25

Family

ID=45299141

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000179488A Expired CA179488A (en) 1917-03-10 1917-03-10 Telephone system

Country Status (1)

Country Link
CA (1) CA179488A (en)

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