CA465294A - Systeme de telephone - Google Patents

Systeme de telephone

Info

Publication number
CA465294A
CA465294A CA465294A CA465294DA CA465294A CA 465294 A CA465294 A CA 465294A CA 465294 A CA465294 A CA 465294A CA 465294D A CA465294D A CA 465294DA CA 465294 A CA465294 A CA 465294A
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
CA465294A
Other languages
English (en)
Inventor
Edmund Beale Charles
Edward Hopley Horace
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 Telephone and Electric Co Ltd
Original Assignee
Automatic Telephone and Electric Co Ltd
Publication date
Application granted granted Critical
Publication of CA465294A publication Critical patent/CA465294A/fr
Expired legal-status Critical Current

Links

CA465294A Systeme de telephone Expired CA465294A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA465294T

Publications (1)

Publication Number Publication Date
CA465294A true CA465294A (fr) 1950-05-23

Family

ID=35595037

Family Applications (1)

Application Number Title Priority Date Filing Date
CA465294A Expired CA465294A (fr) Systeme de telephone

Country Status (1)

Country Link
CA (1) CA465294A (fr)

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