AU402646A - Improvements in or relating to telephone systems - Google Patents

Improvements in or relating to telephone systems

Info

Publication number
AU402646A
AU402646A AU4026/46A AU402646A AU402646A AU 402646 A AU402646 A AU 402646A AU 4026/46 A AU4026/46 A AU 4026/46A AU 402646 A AU402646 A AU 402646A AU 402646 A AU402646 A AU 402646A
Authority
AU
Australia
Prior art keywords
relating
telephone systems
telephone
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
AU4026/46A
Other versions
AU134098B2 (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 Electric Laboratories Inc
Original Assignee
Automatic Electric Laboratories Inc
Filing date
Publication date
Application filed by Automatic Electric Laboratories Inc filed Critical Automatic Electric Laboratories Inc
Application granted granted Critical
Publication of AU134098B2 publication Critical patent/AU134098B2/en
Publication of AU402646A publication Critical patent/AU402646A/en
Expired legal-status Critical Current

Links

AU4026/46A 1946-06-03 Improvements in or relating to telephone systems Expired AU134098B2 (en)

Publications (2)

Publication Number Publication Date
AU134098B2 AU134098B2 (en) 1946-06-05
AU402646A true AU402646A (en) 1946-06-05

Family

ID=

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