CA148664A - Telephone switch - Google Patents

Telephone switch

Info

Publication number
CA148664A
CA148664A CA000148664A CA148664DA CA148664A CA 148664 A CA148664 A CA 148664A CA 000148664 A CA000148664 A CA 000148664A CA 148664D A CA148664D A CA 148664DA CA 148664 A CA148664 A CA 148664A
Authority
CA
Canada
Prior art keywords
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
CA000148664A
Other languages
French (fr)
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 CA148664A publication Critical patent/CA148664A/en
Expired legal-status Critical Current

Links

CA000148664A 1912-02-27 1912-02-27 Telephone switch Expired CA148664A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA148664T 1912-02-27

Publications (1)

Publication Number Publication Date
CA148664A true CA148664A (en) 1913-06-17

Family

ID=45268378

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000148664A Expired CA148664A (en) 1912-02-27 1912-02-27 Telephone switch

Country Status (1)

Country Link
CA (1) CA148664A (en)

Similar Documents

Publication Publication Date Title
CA148663A (en) Telephone switch
CA148664A (en) Telephone switch
CA163323A (en) Telephone switch system
CA166928A (en) Telephone switch apparatus
CA145844A (en) Switch
CA142005A (en) Raiway switch
CA146486A (en) Switch
CA141118A (en) Switch
CA153649A (en) Telephone
CA145310A (en) Telephone
CA148624A (en) Telephone
CA162007A (en) Telephone switching system
CA145880A (en) Time switch
CA145209A (en) Switch back
CA142776A (en) Telephone mechanism
CA161589A (en) Telephone switch
CA160746A (en) Telephone relay
CA146312A (en) Electrical switch
CA164711A (en) Telephony
CA165219A (en) Telephony
CA145631A (en) Telephone device
CA145903A (en) Cut-out switch
CA153488A (en) Electric switch
CA139429A (en) Electric switch
CA141663A (en) Electric switch