CA432388A - Telephone system - Google Patents

Telephone system

Info

Publication number
CA432388A
CA432388A CA432388A CA432388DA CA432388A CA 432388 A CA432388 A CA 432388A CA 432388 A CA432388 A CA 432388A CA 432388D A CA432388D A CA 432388DA CA 432388 A CA432388 A CA 432388A
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
CA432388A
Other languages
French (fr)
Inventor
Telephone And Telegraph Company Associated
E. Peterson Seth
E. Griffins Morris
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 Laboratories Inc
Original Assignee
Automatic Electric Laboratories Inc
Associated Telephone and Telegraph Co
Publication date
Application granted granted Critical
Publication of CA432388A publication Critical patent/CA432388A/en
Expired legal-status Critical Current

Links

CA432388A Telephone system Expired CA432388A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA432388T

Publications (1)

Publication Number Publication Date
CA432388A true CA432388A (en) 1946-01-08

Family

ID=35547344

Family Applications (1)

Application Number Title Priority Date Filing Date
CA432388A Expired CA432388A (en) Telephone system

Country Status (1)

Country Link
CA (1) CA432388A (en)

Similar Documents

Publication Publication Date Title
US2628282A (en) Telephone system
CA435007A (en) Telephone system
AU135717B2 (en) Telephone system
CA434574A (en) Telephone system
CA433060A (en) Telephone system
CA433242A (en) Telephone system
CA433243A (en) Telephone system
CA433244A (en) Telephone system
CA433368A (en) Telephone system
CA434101A (en) Telephone system
CA435033A (en) Telephone system
CA432386A (en) Telephone system
CA432388A (en) Telephone system
CA434573A (en) Telephone system
CA435226A (en) Telephone system
CA435228A (en) Telephone system
CA436670A (en) Telephone system
CA436880A (en) Telephone system
CA437690A (en) Telephone system
CA437693A (en) Telephone system
CA438003A (en) Telephone system
CA438444A (en) Telephone system
CA437688A (en) Dialing system
AU426446A (en) Telephone system
CA435383A (en) Communication system