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AU106420B2 - Improvements in telephone systems and automatic switches suitable for use therein - Google Patents

Improvements in telephone systems and automatic switches suitable for use therein

Info

Publication number
AU106420B2
AU106420B2 AU355/38A AU35538A AU106420B2 AU 106420 B2 AU106420 B2 AU 106420B2 AU 355/38 A AU355/38 A AU 355/38A AU 35538 A AU35538 A AU 35538A AU 106420 B2 AU106420 B2 AU 106420B2
Authority
AU
Australia
Prior art keywords
telephone systems
automatic switches
switches suitable
automatic
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
AU355/38A
Other versions
AU35538A (en
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.)
Automatic Telephone and Electric Co Ltd
Original Assignee
Automatic Telephone and Electric Co Ltd
Filing date
Publication date
Application filed by Automatic Telephone and Electric Co Ltd filed Critical Automatic Telephone and Electric Co Ltd
Application granted granted Critical
Publication of AU35538A publication Critical patent/AU35538A/en
Publication of AU106420B2 publication Critical patent/AU106420B2/en
Expired legal-status Critical Current

Links

AU355/38A 1938-01-28 Improvements in telephone systems and automatic switches suitable for use therein Expired AU106420B2 (en)

Publications (2)

Publication Number Publication Date
AU35538A AU35538A (en) 1939-01-26
AU106420B2 true AU106420B2 (en) 1939-01-26

Family

ID=

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