CA175425A - Systeme de commutateurs telephoniques - Google Patents

Systeme de commutateurs telephoniques

Info

Publication number
CA175425A
CA175425A CA000175425A CA175425DA CA175425A CA 175425 A CA175425 A CA 175425A CA 000175425 A CA000175425 A CA 000175425A CA 175425D A CA175425D A CA 175425DA CA 175425 A CA175425 A CA 175425A
Authority
CA
Canada
Prior art keywords
switching system
telephone switching
telephone
switching
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
CA000175425A
Other languages
English (en)
Inventor
Henry Peter Clausen
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.)
AT&T Inc
Original Assignee
Western Electric Co Inc
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 Western Electric Co Inc filed Critical Western Electric Co Inc
Application granted granted Critical
Publication of CA175425A publication Critical patent/CA175425A/fr
Expired legal-status Critical Current

Links

CA000175425A 1916-01-14 1916-01-14 Systeme de commutateurs telephoniques Expired CA175425A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA175425T 1916-01-14

Publications (1)

Publication Number Publication Date
CA175425A true CA175425A (fr) 1917-02-27

Family

ID=45295078

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000175425A Expired CA175425A (fr) 1916-01-14 1916-01-14 Systeme de commutateurs telephoniques

Country Status (1)

Country Link
CA (1) CA175425A (fr)

Similar Documents

Publication Publication Date Title
CA178265A (fr) Systeme telephonique
CA175427A (fr) Systeme telephonique
CA178647A (fr) Systeme telephonique
CA178633A (fr) Systeme telephonique
CA179149A (fr) Systeme telephonique
CA177083A (fr) Systeme telephonique
CA175624A (fr) Systeme de telephones
CA172953A (fr) Systeme telephonique
CA167736A (fr) Systeme telephonique
CA192100A (fr) Systeme telephonique
CA181642A (fr) Systeme telephonique
CA176096A (fr) Systeme telephonique
CA176770A (fr) Systeme telephonique
CA178319A (fr) Systeme telephonique
CA173904A (fr) Systeme telephonique
CA176356A (fr) Systeme telephonique
CA178987A (fr) Systeme telephonique
CA174086A (fr) Systeme telephonique
CA180375A (fr) Systeme telephonique
CA175625A (fr) Systeme de telephones
CA177491A (fr) Systeme telephonique
CA169171A (fr) Systeme de commutateur telephoniques
CA180965A (fr) Systeme de communication de lignes telephoniques
CA172888A (fr) Telephone de communication intermediaire
CA164458A (fr) Systeme de commutateurs telephoniques