CA518929A - Systemes telephoniques utilisant un relais pair-impair - Google Patents

Systemes telephoniques utilisant un relais pair-impair

Info

Publication number
CA518929A
CA518929A CA518929A CA518929DA CA518929A CA 518929 A CA518929 A CA 518929A CA 518929 A CA518929 A CA 518929A CA 518929D A CA518929D A CA 518929DA CA 518929 A CA518929 A CA 518929A
Authority
CA
Canada
Prior art keywords
telephone systems
systems utilizing
even relay
utilizing odd
odd
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
CA518929A
Other languages
English (en)
Inventor
F. Stehlik Rudolph
Original Assignee
Automatic Electric Laboratories Inc
Publication date
Application granted granted Critical
Publication of CA518929A publication Critical patent/CA518929A/fr
Expired legal-status Critical Current

Links

CA518929A Systemes telephoniques utilisant un relais pair-impair Expired CA518929A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA518929T

Publications (1)

Publication Number Publication Date
CA518929A true CA518929A (fr) 1955-11-29

Family

ID=35672132

Family Applications (1)

Application Number Title Priority Date Filing Date
CA518929A Expired CA518929A (fr) Systemes telephoniques utilisant un relais pair-impair

Country Status (1)

Country Link
CA (1) CA518929A (fr)

Similar Documents

Publication Publication Date Title
CA518929A (fr) Systemes telephoniques utilisant un relais pair-impair
CA555801A (fr) Relais
CA512312A (fr) Systemes telephoniques
CA511747A (fr) Systemes telephoniques
CA512083A (fr) Systemes telephoniques
CA512309A (fr) Systemes telephoniques
CA512310A (fr) Systemes telephoniques
CA512311A (fr) Systemes telephoniques
CA510190A (fr) Systemes telephoniques
CA519014A (fr) Systemes telephoniques
CA510665A (fr) Systemes telephoniques
CA512301A (fr) Systemes telephoniques d'intercommunication
CA512085A (fr) Systemes de telephone automatique a relais
CA512519A (fr) Systemes de telephone a postes groupes
CA510164A (fr) Relais telegraphiques
CA508827A (fr) Systemes de communication
CA512163A (fr) Systemes de communication
AU211197B2 (en) Improvements in telephone systems
AU202974B2 (en) Improvements in telephone systems
AU207899B2 (en) Improvements in telephone systems
AU204681B2 (en) Improvements in telephone systems
AU209625B2 (en) Improvements in telephone systems
AU205630B2 (en) Improvements in telephone systems
AU208819B2 (en) Improvements in telephone systems
AU211198B2 (en) Improvements in telecommunication systems