CA456763A - Systeme de communication - Google Patents

Systeme de communication

Info

Publication number
CA456763A
CA456763A CA456763A CA456763DA CA456763A CA 456763 A CA456763 A CA 456763A CA 456763 A CA456763 A CA 456763A CA 456763D A CA456763D A CA 456763DA CA 456763 A CA456763 A CA 456763A
Authority
CA
Canada
Prior art keywords
communication system
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
CA456763A
Other languages
English (en)
Inventor
R. Desch Joseph
E. Mumma Robert
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 CA456763A publication Critical patent/CA456763A/fr
Expired legal-status Critical Current

Links

CA456763A Systeme de communication Expired CA456763A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA456763T

Publications (1)

Publication Number Publication Date
CA456763A true CA456763A (fr) 1949-05-17

Family

ID=35574502

Family Applications (1)

Application Number Title Priority Date Filing Date
CA456763A Expired CA456763A (fr) Systeme de communication

Country Status (1)

Country Link
CA (1) CA456763A (fr)

Similar Documents

Publication Publication Date Title
CA456763A (fr) Systeme de communication
CA457376A (fr) Systeme de communication
CA459021A (fr) Systeme de communication
CA460752A (fr) Systeme de telecommunication
CA453798A (fr) Systeme telephonique
CA454136A (fr) Systeme telephonique
CA454334A (fr) Systeme telephonique
CA455720A (fr) Systeme telephonique
CA456764A (fr) Systeme telephonique
CA457823A (fr) Systeme telephonique
CA457980A (fr) Systeme telephonique
CA458674A (fr) Systeme telephonique
CA459026A (fr) Systeme telephonique
CA459027A (fr) Systeme telephonique
CA459993A (fr) Systeme telephonique
CA460236A (fr) Systeme telephonique
CA461789A (fr) Systeme telephonique
CA455767A (fr) Systeme de radiocommunication
CA460009A (fr) Systeme de radiocommunication
CA456746A (fr) Systeme de radiocommunication
CA453894A (fr) Systeme de telegraphe
CA458120A (fr) Systeme de telegraphe
CA461321A (fr) Systeme telegraphique
AU148709B2 (en) Speech communication system
CA457868A (fr) Systeme recepteur