CA706481A - Automatic telephone systems - Google Patents

Automatic telephone systems

Info

Publication number
CA706481A
CA706481A CA706481A CA706481DA CA706481A CA 706481 A CA706481 A CA 706481A CA 706481 A CA706481 A CA 706481A CA 706481D A CA706481D A CA 706481DA CA 706481 A CA706481 A CA 706481A
Authority
CA
Canada
Prior art keywords
telephone systems
automatic telephone
automatic
systems
telephone
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
CA706481A
Inventor
C. Smart Norman
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.)
General Electric Co PLC
Original Assignee
General Electric Co PLC
Publication date
Application granted granted Critical
Publication of CA706481A publication Critical patent/CA706481A/en
Expired legal-status Critical Current

Links

CA706481A Automatic telephone systems Expired CA706481A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA706481T

Publications (1)

Publication Number Publication Date
CA706481A true CA706481A (en) 1965-03-23

Family

ID=36020164

Family Applications (1)

Application Number Title Priority Date Filing Date
CA706481A Expired CA706481A (en) Automatic telephone systems

Country Status (1)

Country Link
CA (1) CA706481A (en)

Similar Documents

Publication Publication Date Title
CA706481A (en) Automatic telephone systems
CA709479A (en) Automatic telephone systems
AU283238B2 (en) Automatic telephone system
CA714147A (en) Telephone line selecting system
AU5369465A (en) Automatic telephone system
CA734065A (en) Automatic telephone systems
CA749025A (en) Automatic telephone systems
CA708244A (en) Automatic telephone exchange systems
CA714146A (en) Automatic telephone exchange systems
CA722796A (en) Telephone systems
CA722797A (en) Telephone systems
CA686468A (en) Automatic telephone systems
CA760030A (en) Automatic telephone systems
AU424470B2 (en) Automatic telephone systems
CA783655A (en) Automatic telephone systems
CA676411A (en) Automatic telephone systems
CA663429A (en) Automatic telephone systems
CA667295A (en) Automatic telephone systems
AU1372666A (en) Improvements in automatic telephone systems
CA683693A (en) Automatic telephone system
CA710914A (en) Automatic telecommunication switching systems
AU283239B2 (en) Telephone system
CA793948A (en) Automatic telecommunication systems
CA802997A (en) Automatic telecommunication systems
AU3702268A (en) Automatic telephone systems