CA72181A - Circuit de telephone - Google Patents

Circuit de telephone

Info

Publication number
CA72181A
CA72181A CA000072181A CA72181DA CA72181A CA 72181 A CA72181 A CA 72181A CA 000072181 A CA000072181 A CA 000072181A CA 72181D A CA72181D A CA 72181DA CA 72181 A CA72181 A CA 72181A
Authority
CA
Canada
Prior art keywords
telephone circuit
telephone
circuit
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
CA000072181A
Other languages
English (en)
Inventor
Charles Ezra Scribner
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.)
Bell Telephone Company of Canada
Original Assignee
Bell Telephone Company of Canada
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 Bell Telephone Company of Canada filed Critical Bell Telephone Company of Canada
Application granted granted Critical
Publication of CA72181A publication Critical patent/CA72181A/fr
Expired legal-status Critical Current

Links

CA000072181A 1901-05-27 1901-05-27 Circuit de telephone Expired CA72181A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA72181T 1901-05-27

Publications (1)

Publication Number Publication Date
CA72181A true CA72181A (fr) 1901-07-09

Family

ID=45188718

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000072181A Expired CA72181A (fr) 1901-05-27 1901-05-27 Circuit de telephone

Country Status (1)

Country Link
CA (1) CA72181A (fr)

Similar Documents

Publication Publication Date Title
CA72181A (fr) Circuit de telephone
CA72667A (fr) Commutateur electrique
CA76449A (fr) Commutateur de telephones
CA74561A (fr) Cabinet de telephone
CA74682A (fr) Circuit de telephone
CA74118A (fr) Telautographe
CA72114A (fr) Signal pour commutateurs de telephone
CA82775A (fr) Signal d'echange de telephone
CA83118A (fr) Telephone magnetique
CA77045A (fr) Metre de telephone
CA89786A (fr) Echange de telephone
CA74892A (fr) Telephone actionne par une piece de monnaie
CA71573A (fr) Caisse pour patrons
CA92377A (fr) Signal pour exchanges telephoniques
CA74853A (fr) Commutateur et detente de telephone
CA70624A (fr) Enforme
CA71788A (fr) Appareil a decorner
CA72133A (fr) Guetre
CA72698A (fr) Fer a cheval
CA72958A (fr) Suspensoir
CA74114A (fr) Telautographe
CA74115A (fr) Telautographe
CA74116A (fr) Telautographe
CA74117A (fr) Telautographe
CA74120A (fr) Telautograph