AU129407B2 - Improvements in or relating to microphones - Google Patents

Improvements in or relating to microphones

Info

Publication number
AU129407B2
AU129407B2 AU23933/45A AU2393345A AU129407B2 AU 129407 B2 AU129407 B2 AU 129407B2 AU 23933/45 A AU23933/45 A AU 23933/45A AU 2393345 A AU2393345 A AU 2393345A AU 129407 B2 AU129407 B2 AU 129407B2
Authority
AU
Australia
Prior art keywords
microphones
relating
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
AU23933/45A
Other versions
AU2393345A (en
Filing date
Publication date
Application filed filed Critical
Application granted granted Critical
Publication of AU129407B2 publication Critical patent/AU129407B2/en
Publication of AU2393345A publication Critical patent/AU2393345A/en
Expired legal-status Critical Current

Links

AU23933/45A 1945-10-12 Improvements in or relating to microphones Expired AU129407B2 (en)

Publications (2)

Publication Number Publication Date
AU129407B2 true AU129407B2 (en) 1945-10-13
AU2393345A AU2393345A (en) 1945-10-13

Family

ID=

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