CA166928A - Telephone switch apparatus - Google Patents

Telephone switch apparatus

Info

Publication number
CA166928A
CA166928A CA000166928A CA166928DA CA166928A CA 166928 A CA166928 A CA 166928A CA 000166928 A CA000166928 A CA 000166928A CA 166928D A CA166928D A CA 166928DA CA 166928 A CA166928 A CA 166928A
Authority
CA
Canada
Prior art keywords
switch apparatus
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
CA000166928A
Other languages
French (fr)
Inventor
Talbot G. Martin
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 CA166928A publication Critical patent/CA166928A/en
Expired legal-status Critical Current

Links

CA000166928A 1912-02-27 1912-02-27 Telephone switch apparatus Expired CA166928A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA166928T 1912-02-27

Publications (1)

Publication Number Publication Date
CA166928A true CA166928A (en) 1916-01-04

Family

ID=45286603

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000166928A Expired CA166928A (en) 1912-02-27 1912-02-27 Telephone switch apparatus

Country Status (1)

Country Link
CA (1) CA166928A (en)

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