AU165850B2 - Improvements relating to microphones - Google Patents

Improvements relating to microphones

Info

Publication number
AU165850B2
AU165850B2 AU12635/52A AU1263552A AU165850B2 AU 165850 B2 AU165850 B2 AU 165850B2 AU 12635/52 A AU12635/52 A AU 12635/52A AU 1263552 A AU1263552 A AU 1263552A AU 165850 B2 AU165850 B2 AU 165850B2
Authority
AU
Australia
Prior art keywords
microphones
improvements relating
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
AU12635/52A
Other versions
AU1263552A (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.)
Siemens Brothers and Co Ltd
Original Assignee
Siemens Brothers and Co Ltd
Filing date
Publication date
Application filed by Siemens Brothers and Co Ltd filed Critical Siemens Brothers and Co Ltd
Application granted granted Critical
Publication of AU165850B2 publication Critical patent/AU165850B2/en
Publication of AU1263552A publication Critical patent/AU1263552A/en
Expired legal-status Critical Current

Links

AU12635/52A 1952-09-11 Improvements relating to microphones Expired AU165850B2 (en)

Publications (2)

Publication Number Publication Date
AU165850B2 true AU165850B2 (en) 1952-11-13
AU1263552A AU1263552A (en) 1952-11-13

Family

ID=

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