CA604653A - Automatic exchange systems - Google Patents

Automatic exchange systems

Info

Publication number
CA604653A
CA604653A CA604653A CA604653DA CA604653A CA 604653 A CA604653 A CA 604653A CA 604653 A CA604653 A CA 604653A CA 604653D A CA604653D A CA 604653DA CA 604653 A CA604653 A CA 604653A
Authority
CA
Canada
Prior art keywords
exchange systems
automatic exchange
automatic
systems
exchange
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
CA604653A
Inventor
E. Flood John
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.)
Siemens Brothers and Co Ltd
Original Assignee
Siemens Brothers and Co Ltd
Publication date
Application granted granted Critical
Publication of CA604653A publication Critical patent/CA604653A/en
Expired legal-status Critical Current

Links

CA604653A Automatic exchange systems Expired CA604653A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA604653T

Publications (1)

Publication Number Publication Date
CA604653A true CA604653A (en) 1960-09-06

Family

ID=35826122

Family Applications (1)

Application Number Title Priority Date Filing Date
CA604653A Expired CA604653A (en) Automatic exchange systems

Country Status (1)

Country Link
CA (1) CA604653A (en)

Similar Documents

Publication Publication Date Title
CA595139A (en) Automatic exchange systems
CA601883A (en) Automatic exchange systems
CA604653A (en) Automatic exchange systems
CA594759A (en) Automatic telephone exchange systems
AU251286B2 (en) Improvements in automatic exchange systems
CA592748A (en) Automatic telecommunication exchange system
AU613161A (en) Improvements in automatic exchange systems
CA584472A (en) Automatic exchange systems
CA587151A (en) Automatic exchange systems
CA591079A (en) Selector systems
CA610800A (en) Telecommunication exchange systems
AU256337B2 (en) Automatic telephone systems
CA590808A (en) Automatic telephone systems
CA594218A (en) Automatic telephone systems
CA594222A (en) Automatic telephone systems
CA594657A (en) Automatic telephone systems
CA598047A (en) Automatic telephone systems
CA608418A (en) Automatic telephone systems
AU250258B2 (en) Improvements relating to automatic telephone exchange systems
CA596304A (en) Heat-meter systems
AU253368B2 (en) Improved transfer means for-rail systems
CA607686A (en) Automatic set works
CA597624A (en) Line finder systems
CA598971A (en) Automatic component assembly system
CA606339A (en) Automatic data conversion system