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AU110189B2 - Improvements in and relating to electroacoustic transmitters andthe like - Google Patents
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AU110189B2 - Improvements in and relating to electroacoustic transmitters andthe like - Google Patents

Improvements in and relating to electroacoustic transmitters andthe like

Info

Publication number
AU110189B2
AU110189B2 AU1969/39A AU196939A AU110189B2 AU 110189 B2 AU110189 B2 AU 110189B2 AU 1969/39 A AU1969/39 A AU 1969/39A AU 196939 A AU196939 A AU 196939A AU 110189 B2 AU110189 B2 AU 110189B2
Authority
AU
Australia
Prior art keywords
electroacoustic
andthe
transmitters
relating
transmitters andthe
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
AU1969/39A
Other versions
AU196939A (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.)
J Donald Ork Sproule Arthur Joseph Hughes
Original Assignee
J Donald Ork Sproule Arthur Joseph Hughes
Filing date
Publication date
Application filed by J Donald Ork Sproule Arthur Joseph Hughes filed Critical J Donald Ork Sproule Arthur Joseph Hughes
Application granted granted Critical
Publication of AU196939A publication Critical patent/AU196939A/en
Publication of AU110189B2 publication Critical patent/AU110189B2/en
Expired legal-status Critical Current

Links

AU1969/39A 1940-03-19 Improvements in and relating to electroacoustic transmitters andthe like Expired AU110189B2 (en)

Publications (2)

Publication Number Publication Date
AU196939A AU196939A (en) 1940-04-04
AU110189B2 true AU110189B2 (en) 1940-04-04

Family

ID=

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