CA53458A - Systeme d'echange de telephone - Google Patents

Systeme d'echange de telephone

Info

Publication number
CA53458A
CA53458A CA000053458A CA53458DA CA53458A CA 53458 A CA53458 A CA 53458A CA 000053458 A CA000053458 A CA 000053458A CA 53458D A CA53458D A CA 53458DA CA 53458 A CA53458 A CA 53458A
Authority
CA
Canada
Prior art keywords
exchange system
telephone exchange
telephone
exchange
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
CA000053458A
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 CA53458A publication Critical patent/CA53458A/fr
Expired legal-status Critical Current

Links

CA000053458A 1896-05-26 1896-05-26 Systeme d'echange de telephone Expired CA53458A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA53458T 1896-05-26

Publications (1)

Publication Number Publication Date
CA53458A true CA53458A (fr) 1896-09-11

Family

ID=45169997

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000053458A Expired CA53458A (fr) 1896-05-26 1896-05-26 Systeme d'echange de telephone

Country Status (1)

Country Link
CA (1) CA53458A (fr)

Similar Documents

Publication Publication Date Title
CA53458A (fr) Systeme d'echange de telephone
CA54531A (fr) Systeme de telephone
CA74462A (fr) Appareil d'echange de telephone
CA52872A (fr) Systeme d'echange electrique
CA53574A (fr) Echange automatique de telephone
CA53906A (fr) Telephone multiple
CA54223A (fr) Systeme de tableau d'aiguille multiple
GB189629107A (en) Telephone Exchange.
GB189614064A (en) Central Battery Telephone Exchange System.
CA53724A (fr) Registre de telephones
CA53551A (fr) Systeme de fermeture pour lignes de telephones
GB189609832A (en) Improvements in Telephone Systems of Exchange.
CA53967A (fr) Appareil d'echange de telephone
CA60010A (fr) Echange de telephone
CA53905A (fr) Echange de telephone
CA58588A (fr) Telegraphe imprimant
CA53737A (fr) Appareil de telephone
CA54132A (fr) Appareil telephonique
CA68232A (fr) Systeme d'echange de telephones
CA91174A (fr) Systeme d'echange de telephone
CA82849A (fr) Systeme d'echange de telephone
GB189622360A (en) An Improved Automatic Telephonic Exchange System.
CA51414A (fr) Appareil pour placer les torpilles
CA51421A (fr) Ellipsographe
CA51641A (fr) Traineau-jumeau