AU115152B2 - Improvements in telephone or like systems - Google Patents

Improvements in telephone or like systems

Info

Publication number
AU115152B2
AU115152B2 AU3191/41A AU319141A AU115152B2 AU 115152 B2 AU115152 B2 AU 115152B2 AU 3191/41 A AU3191/41 A AU 3191/41A AU 319141 A AU319141 A AU 319141A AU 115152 B2 AU115152 B2 AU 115152B2
Authority
AU
Australia
Prior art keywords
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
AU3191/41A
Other versions
AU319141A (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 AU319141A publication Critical patent/AU319141A/en
Publication of AU115152B2 publication Critical patent/AU115152B2/en
Expired legal-status Critical Current

Links

AU3191/41A 1941-10-09 Improvements in telephone or like systems Expired AU115152B2 (en)

Publications (2)

Publication Number Publication Date
AU319141A AU319141A (en) 1942-05-28
AU115152B2 true AU115152B2 (en) 1942-05-28

Family

ID=

Similar Documents

Publication Publication Date Title
AU115152B2 (en) Improvements in telephone or like systems
AU319141A (en) Improvements in telephone or like systems
AU113976B2 (en) Improvements in telephone systems
AU116022B2 (en) Improvements in telephone systems
AU116645B2 (en) Improvements in telephone systems
AU116872B2 (en) Improvements in telephone systems
AU116885B2 (en) Improvements in telephone systems
AU264241A (en) Improvements in telephone systems
AU806743A (en) Improvements in telephone systems
AU114146B2 (en) Improvements in or relating to telephone systems
AU116081B2 (en) Improvement in signal-translating systems
CA399805A (en) Telephone system
CA394870A (en) Telephone system
CA397941A (en) Telephone system
CA398184A (en) Telephone system
CA398253A (en) Telephone system
CA398255A (en) Telephone system
CA398256A (en) Telephone system
CA398569A (en) Telephone system
CA398988A (en) Telephone system
CA399200A (en) Telephone system
CA399232A (en) Telephone system
CA399233A (en) Telephone system
CA399518A (en) Telephone system
CA394866A (en) Telephone system