AU117004B2 - Improvements in apparatus for testing microphones - Google Patents

Improvements in apparatus for testing microphones

Info

Publication number
AU117004B2
AU117004B2 AU6237/42A AU623742A AU117004B2 AU 117004 B2 AU117004 B2 AU 117004B2 AU 6237/42 A AU6237/42 A AU 6237/42A AU 623742 A AU623742 A AU 623742A AU 117004 B2 AU117004 B2 AU 117004B2
Authority
AU
Australia
Prior art keywords
microphones
testing
testing microphones
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
AU6237/42A
Other versions
AU623742A (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.)
Guv B Fountain Ltd
Original Assignee
Guv B Fountain Ltd
Filing date
Publication date
Application filed by Guv B Fountain Ltd filed Critical Guv B Fountain Ltd
Application granted granted Critical
Publication of AU117004B2 publication Critical patent/AU117004B2/en
Publication of AU623742A publication Critical patent/AU623742A/en
Expired legal-status Critical Current

Links

AU6237/42A 1942-07-31 Improvements in apparatus for testing microphones Expired AU117004B2 (en)

Publications (2)

Publication Number Publication Date
AU117004B2 true AU117004B2 (en) 1943-06-03
AU623742A AU623742A (en) 1943-06-03

Family

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