CA127944A - Echange telephonique - Google Patents

Echange telephonique

Info

Publication number
CA127944A
CA127944A CA000127944A CA127944DA CA127944A CA 127944 A CA127944 A CA 127944A CA 000127944 A CA000127944 A CA 000127944A CA 127944D A CA127944D A CA 127944DA CA 127944 A CA127944 A CA 127944A
Authority
CA
Canada
Prior art keywords
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
CA000127944A
Other languages
English (en)
Inventor
Clarence A. Anderson
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of CA127944A publication Critical patent/CA127944A/fr
Expired legal-status Critical Current

Links

CA000127944A 1910-06-15 1910-06-15 Echange telephonique Expired CA127944A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA127944T 1910-06-15

Publications (1)

Publication Number Publication Date
CA127944A true CA127944A (fr) 1910-09-06

Family

ID=45247665

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000127944A Expired CA127944A (fr) 1910-06-15 1910-06-15 Echange telephonique

Country Status (1)

Country Link
CA (1) CA127944A (fr)

Similar Documents

Publication Publication Date Title
CA130016A (fr) Systeme telephonique
CA130483A (fr) Traineau-automobile
CA127944A (fr) Echange telephonique
CA146915A (fr) Systeme d'echange telephonique
CA125671A (fr) Telephone
CA126549A (fr) Telephone
CA127298A (fr) Dentimetre
CA166014A (fr) Echange telephonique
CA136274A (fr) Instrument telephonique
CA135387A (fr) Telephonie
CA126590A (fr) Systeme telephonique
CA126710A (fr) Systeme telephonique
CA127001A (fr) Systeme telephonique
CA128233A (fr) Systeme telephonique
CA139487A (fr) Systeme de telephone
CA156212A (fr) Station telephonique
CA136229A (fr) Connexion de telephone intermediaire
CA127203A (fr) Repetiteur telephonique
CA161588A (fr) Systeme d'echange telephonique
CA161906A (fr) Systeme d'echange telephonique
CA164329A (fr) Systeme d'echange telephonique
CA166278A (fr) Systeme d'echange telephonique
CA167036A (fr) Systeme d'echange telephonique
CA156383A (fr) Systeme d'echange telephonique
AU1956010A (en) Telephone system