CA82437A - Appel electrique de telephone et telegraphe - Google Patents

Appel electrique de telephone et telegraphe

Info

Publication number
CA82437A
CA82437A CA000082437A CA82437DA CA82437A CA 82437 A CA82437 A CA 82437A CA 000082437 A CA000082437 A CA 000082437A CA 82437D A CA82437D A CA 82437DA CA 82437 A CA82437 A CA 82437A
Authority
CA
Canada
Prior art keywords
electric call
telegraph
telephone
telephone telegraph
call
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
CA000082437A
Other languages
English (en)
Inventor
Lafayette Clapp
William Palmer Jr.
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 CA82437A publication Critical patent/CA82437A/fr
Expired legal-status Critical Current

Links

CA000082437A 1902-12-05 1902-12-05 Appel electrique de telephone et telegraphe Expired CA82437A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA82437T 1902-12-05

Publications (1)

Publication Number Publication Date
CA82437A true CA82437A (fr) 1903-08-11

Family

ID=45198973

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000082437A Expired CA82437A (fr) 1902-12-05 1902-12-05 Appel electrique de telephone et telegraphe

Country Status (1)

Country Link
CA (1) CA82437A (fr)

Similar Documents

Publication Publication Date Title
CA82437A (fr) Appel electrique de telephone et telegraphe
CA82768A (fr) Table de commutateur de telephone
CA83089A (fr) Raccordement de telephones
CA82769A (fr) Commutateur de telephone
CA78766A (fr) Recepteur telephonique
CA79999A (fr) Systeme de telephone
CA81928A (fr) Systeme de telephone
CA85303A (fr) Systeme de telephone
CA85643A (fr) Transmetteur telephonique
CA89285A (fr) Transmitteur de telephone
CA82746A (fr) Systeme de telephone
CA72181A (fr) Circuit de telephone
CA81771A (fr) Appareil telephonique
CA85763A (fr) Telegraphe
CA81792A (fr) Appel electrique
CA77203A (en) Terminal for electrical conductors
CA89390A (fr) Metre pour telephones
CA91712A (fr) Signal electrique
CA72667A (fr) Commutateur electrique
CA76449A (fr) Commutateur de telephones
CA78690A (fr) Systeme d'echange de telephone
CA83790A (fr) Systeme de telephone
CA86807A (fr) Systeme de telephone
CA87601A (fr) Systeme de telephone
CA88528A (fr) Systeme de telephone