AU1950229A - Improvements in or relating to microphons - Google Patents

Improvements in or relating to microphons

Info

Publication number
AU1950229A
AU1950229A AU19502/29A AU1950229A AU1950229A AU 1950229 A AU1950229 A AU 1950229A AU 19502/29 A AU19502/29 A AU 19502/29A AU 1950229 A AU1950229 A AU 1950229A AU 1950229 A AU1950229 A AU 1950229A
Authority
AU
Australia
Prior art keywords
microphons
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
AU19502/29A
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
Filing date
Publication date
Application filed by Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Publication of AU1950229A publication Critical patent/AU1950229A/en
Expired legal-status Critical Current

Links

AU19502/29A 1929-04-15 Improvements in or relating to microphons Expired AU1950229A (en)

Publications (1)

Publication Number Publication Date
AU1950229A true AU1950229A (en) 1929-10-01

Family

ID=

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