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AU137830B2 - Improvements in and relating to velocity (or pressure gradient microphones - Google Patents
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AU137830B2 - Improvements in and relating to velocity (or pressure gradient microphones - Google Patents

Improvements in and relating to velocity (or pressure gradient microphones

Info

Publication number
AU137830B2
AU137830B2 AU8677/46A AU867746A AU137830B2 AU 137830 B2 AU137830 B2 AU 137830B2 AU 8677/46 A AU8677/46 A AU 8677/46A AU 867746 A AU867746 A AU 867746A AU 137830 B2 AU137830 B2 AU 137830B2
Authority
AU
Australia
Prior art keywords
relating
velocity
pressure gradient
gradient microphones
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
AU8677/46A
Other versions
AU867746A (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.)
Nokia Services Ltd
Original Assignee
Standard Telephone and Cables Pty Ltd
Filing date
Publication date
Application filed by Standard Telephone and Cables Pty Ltd filed Critical Standard Telephone and Cables Pty Ltd
Application granted granted Critical
Publication of AU137830B2 publication Critical patent/AU137830B2/en
Publication of AU867746A publication Critical patent/AU867746A/en
Expired legal-status Critical Current

Links

AU8677/46A 1946-12-11 Improvements in and relating to velocity (or pressure gradient microphones Expired AU137830B2 (en)

Publications (2)

Publication Number Publication Date
AU137830B2 true AU137830B2 (en) 1947-01-16
AU867746A AU867746A (en) 1947-01-16

Family

ID=

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