CA288307A - Systeme telephonique - Google Patents

Systeme telephonique

Info

Publication number
CA288307A
CA288307A CA288307DA CA288307A CA 288307 A CA288307 A CA 288307A CA 288307D A CA288307D A CA 288307DA CA 288307 A CA288307 A CA 288307A
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
Other languages
English (en)
Inventor
George Patterson William
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.)
Siemens Brothers and Co Ltd
Original Assignee
Siemens Brothers and Co Ltd
Publication date
Application granted granted Critical
Publication of CA288307A publication Critical patent/CA288307A/fr
Expired legal-status Critical Current

Links

CA288307D Systeme telephonique Expired CA288307A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA288307T

Publications (1)

Publication Number Publication Date
CA288307A true CA288307A (fr) 1929-03-26

Family

ID=35225119

Family Applications (1)

Application Number Title Priority Date Filing Date
CA288307D Expired CA288307A (fr) Systeme telephonique

Country Status (1)

Country Link
CA (1) CA288307A (fr)

Similar Documents

Publication Publication Date Title
CA286325A (fr) Reseau telephonique
CA287220A (fr) Systeme telephonique
CA287241A (fr) Systeme telephonique
CA287550A (fr) Systeme telephonique
CA288307A (fr) Systeme telephonique
CA288686A (fr) Systeme telephonique
CA289112A (fr) Systeme telephonique
CA289114A (fr) Systeme telephonique
CA289465A (fr) Systeme telephonique
CA289665A (fr) Systeme telephonique
CA289666A (fr) Systeme telephonique
CA289692A (fr) Systeme telephonique
CA289853A (fr) Systeme telephonique
CA289970A (fr) Systeme telephonique
CA289971A (fr) Systeme telephonique
CA289972A (fr) Systeme telephonique
CA290043A (fr) Systeme telephonique
CA290341A (fr) Systeme telephonique
CA290424A (fr) Systeme telephonique
CA291291A (fr) Reseau telephonique
CA292148A (fr) Reseau telephonique
CA292197A (fr) Reseau telephonique
CA292198A (fr) Reseau telephonique
CA292738A (fr) Systeme telephonique
CA292739A (fr) Systeme telephonique