CA508827A - Systemes de communication - Google Patents

Systemes de communication

Info

Publication number
CA508827A
CA508827A CA508827A CA508827DA CA508827A CA 508827 A CA508827 A CA 508827A CA 508827 A CA508827 A CA 508827A CA 508827D A CA508827D A CA 508827DA CA 508827 A CA508827 A CA 508827A
Authority
CA
Canada
Prior art keywords
communication systems
systems
communication
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
CA508827A
Other languages
English (en)
Inventor
E. Mumma Robert
X. Bucher Francis
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.)
National Cash Register Co
Original Assignee
National Cash Register Co
Publication date
Application granted granted Critical
Publication of CA508827A publication Critical patent/CA508827A/fr
Expired legal-status Critical Current

Links

CA508827A Systemes de communication Expired CA508827A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA508827T

Publications (1)

Publication Number Publication Date
CA508827A true CA508827A (fr) 1955-01-04

Family

ID=35659873

Family Applications (1)

Application Number Title Priority Date Filing Date
CA508827A Expired CA508827A (fr) Systemes de communication

Country Status (1)

Country Link
CA (1) CA508827A (fr)

Similar Documents

Publication Publication Date Title
CA587598A (fr) Systeme de communication par micro-ondes
CA508827A (fr) Systemes de communication
CA512163A (fr) Systemes de communication
CA509013A (fr) Systeme de communication
CA511098A (fr) Systeme de communication
CA519460A (fr) Systeme de communication
CA510665A (fr) Systemes telephoniques
CA510190A (fr) Systemes telephoniques
CA511747A (fr) Systemes telephoniques
CA512083A (fr) Systemes telephoniques
CA512309A (fr) Systemes telephoniques
CA512310A (fr) Systemes telephoniques
CA512311A (fr) Systemes telephoniques
CA512312A (fr) Systemes telephoniques
CA519014A (fr) Systemes telephoniques
CA516299A (fr) Systeme de communication en deux sens
CA518721A (fr) Systemes d'antennes
CA512374A (fr) Systemes de transmission
CA511858A (fr) Systeme de communication a pulsations
CA519770A (fr) Systeme de communication a plusieurs canalisations
CA516945A (fr) Systeme de communication par code
AU202868B2 (en) Antenna system
CA512301A (fr) Systemes telephoniques d'intercommunication
CA515244A (fr) Systemes d'echange de telecommunication
CA516780A (fr) Systeme de transmission