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AU108294B2 - Improvements in or relating to methods for electromechanical recording of sound vibrations - Google Patents

Improvements in or relating to methods for electromechanical recording of sound vibrations

Info

Publication number
AU108294B2
AU108294B2 AU572/39A AU57239A AU108294B2 AU 108294 B2 AU108294 B2 AU 108294B2 AU 572/39 A AU572/39 A AU 572/39A AU 57239 A AU57239 A AU 57239A AU 108294 B2 AU108294 B2 AU 108294B2
Authority
AU
Australia
Prior art keywords
relating
methods
sound vibrations
electromechanical recording
electromechanical
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
AU572/39A
Other versions
AU57239A (en
Inventor
Johannes Quinitus Vander Meulen Marius
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
Application granted granted Critical
Publication of AU57239A publication Critical patent/AU57239A/en
Publication of AU108294B2 publication Critical patent/AU108294B2/en
Expired legal-status Critical Current

Links

AU572/39A 1939-02-11 Improvements in or relating to methods for electromechanical recording of sound vibrations Expired AU108294B2 (en)

Publications (2)

Publication Number Publication Date
AU57239A AU57239A (en) 1939-08-31
AU108294B2 true AU108294B2 (en) 1939-08-31

Family

ID=

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