CA507200A - Telecommunication systems - Google Patents

Telecommunication systems

Info

Publication number
CA507200A
CA507200A CA507200A CA507200DA CA507200A CA 507200 A CA507200 A CA 507200A CA 507200 A CA507200 A CA 507200A CA 507200D A CA507200D A CA 507200DA CA 507200 A CA507200 A CA 507200A
Authority
CA
Canada
Prior art keywords
telecommunication systems
telecommunication
systems
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
CA507200A
Other languages
French (fr)
Inventor
H. Reeves Alec
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.)
International Standard Electric Corp
Original Assignee
International Standard Electric Corp
Publication date
Application granted granted Critical
Publication of CA507200A publication Critical patent/CA507200A/en
Expired legal-status Critical Current

Links

CA507200A Telecommunication systems Expired CA507200A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA507200T

Publications (1)

Publication Number Publication Date
CA507200A true CA507200A (en) 1954-11-09

Family

ID=35653136

Family Applications (1)

Application Number Title Priority Date Filing Date
CA507200A Expired CA507200A (en) Telecommunication systems

Country Status (1)

Country Link
CA (1) CA507200A (en)

Similar Documents

Publication Publication Date Title
CA507200A (en) Telecommunication systems
CA507871A (en) Telecommunication system
CA507617A (en) Telephone systems
CA501321A (en) Telephone systems
CA502236A (en) Telephone systems
CA502238A (en) Telephone systems
CA502239A (en) Telephone systems
CA506411A (en) Telephone systems
CA499356A (en) Telephone systems
CA504867A (en) Selective calling system
CA506632A (en) Telecommunication switching systems
CA501908A (en) Telephone receiving system
CA499022A (en) Electrical communication systems
CA500362A (en) Automatic telephone systems
CA500638A (en) Automatic telephone systems
CA503173A (en) Automatic telephone systems
CA505485A (en) Automatic telephone systems
CA499023A (en) Switching systems
CA507611A (en) Electrical systems
CA499833A (en) Radiotelephone systems
CA508370A (en) Image-reconstructing system
CA504718A (en) Subscriber signalling systems
CA504719A (en) Subscriber signalling systems
CA505804A (en) Telephone signalling system
CA504222A (en) Telegraph system