AU109136B2 - Improvements in or relating to signal receivers for telephony purposes - Google Patents

Improvements in or relating to signal receivers for telephony purposes

Info

Publication number
AU109136B2
AU109136B2 AU2111/39A AU211139A AU109136B2 AU 109136 B2 AU109136 B2 AU 109136B2 AU 2111/39 A AU2111/39 A AU 2111/39A AU 211139 A AU211139 A AU 211139A AU 109136 B2 AU109136 B2 AU 109136B2
Authority
AU
Australia
Prior art keywords
relating
signal receivers
telephony purposes
telephony
purposes
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
AU2111/39A
Other versions
AU211139A (en
Inventor
Six Willem
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
Filing date
Publication date
Application filed by Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of AU109136B2 publication Critical patent/AU109136B2/en
Publication of AU211139A publication Critical patent/AU211139A/en
Expired legal-status Critical Current

Links

AU2111/39A 1939-05-11 Improvements in or relating to signal receivers for telephony purposes Expired AU109136B2 (en)

Publications (2)

Publication Number Publication Date
AU109136B2 true AU109136B2 (en) 1939-11-30
AU211139A AU211139A (en) 1939-11-30

Family

ID=

Similar Documents

Publication Publication Date Title
AU109136B2 (en) Improvements in or relating to signal receivers for telephony purposes
AU211139A (en) Improvements in or relating to signal receivers for telephony purposes
AU112493B2 (en) Improvements in or relating to signal receivers
AU422639A (en) Improvements in or relating to signal receivers
AU111540B2 (en) Improvements in or relating to telephone receivers
AU437139A (en) Improvements in or relating to telephone receivers
AU111685B2 (en) Improvements relating to superheterodyne signal receivers
AU110289B2 (en) Improvements in or relating to telephone transmitters
AU112237B2 (en) Improvements in or relating to telephone transmitters
AU104801B2 (en) Improvements in or relating to telephone receivers
AU110407B2 (en) Improvements in or relating to microphones
AU111204B2 (en) Improvements in or relating to microphones
AU108585B2 (en) Improvements in or relating to telephone receivers
AU112488B2 (en) Improvements in or relating to television receivers
AU112487B2 (en) Improvements in or relating to television receivers
AU111632B2 (en) Improvements in or relating to television receivers
AU111456B2 (en) Improvements in or relating to television receivers
AU109868B2 (en) Improvements in or relating to receivers for receiving modulated waves
AU110996B2 (en) Improvements in or relating to telephone systems
AU112328B2 (en) Improvements in or relating to telephone systems
AU110772B2 (en) Improvements in or relating to telephone systems
AU111391B2 (en) Improvements in or relating to telephone systems
AU111631B2 (en) Improvements in or relating to telephone systems
AU111894B2 (en) Improvements in or relating to telephone systems
AU112414B2 (en) Improvements in or relating to electro-acoustic apparatus