AU5447069A - Electret transducer - Google Patents

Electret transducer

Info

Publication number
AU5447069A
AU5447069A AU54470/69A AU5447069A AU5447069A AU 5447069 A AU5447069 A AU 5447069A AU 54470/69 A AU54470/69 A AU 54470/69A AU 5447069 A AU5447069 A AU 5447069A AU 5447069 A AU5447069 A AU 5447069A
Authority
AU
Australia
Prior art keywords
electret transducer
electret
transducer
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
AU54470/69A
Other versions
AU411997B2 (en
Inventor
Walter Davies Louis
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.)
Amalgamated Wireless Australasia Ltd
Original Assignee
Amalgamated Wireless Australasia Ltd
Filing date
Publication date
Application filed by Amalgamated Wireless Australasia Ltd filed Critical Amalgamated Wireless Australasia Ltd
Priority to GB1297028D priority Critical patent/GB1297028A/en
Application granted granted Critical
Publication of AU411997B2 publication Critical patent/AU411997B2/en
Publication of AU5447069A publication Critical patent/AU5447069A/en
Expired legal-status Critical Current

Links

AU54470/69A 1969-05-05 1969-05-05 Electret transducer Expired AU411997B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1297028D GB1297028A (en) 1969-05-05 1970-02-13

Publications (2)

Publication Number Publication Date
AU411997B2 AU411997B2 (en) 1971-04-29
AU5447069A true AU5447069A (en) 1971-04-29

Family

ID=

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