AU1839734A - Improvements in or relating to diaphragms for use in acoustic devices - Google Patents

Improvements in or relating to diaphragms for use in acoustic devices

Info

Publication number
AU1839734A
AU1839734A AU18397/34A AU1839734A AU1839734A AU 1839734 A AU1839734 A AU 1839734A AU 18397/34 A AU18397/34 A AU 18397/34A AU 1839734 A AU1839734 A AU 1839734A AU 1839734 A AU1839734 A AU 1839734A
Authority
AU
Australia
Prior art keywords
diaphragms
relating
acoustic devices
acoustic
devices
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
AU18397/34A
Filing date
Publication date
Application filed filed Critical
Publication of AU1839734A publication Critical patent/AU1839734A/en
Expired legal-status Critical Current

Links

AU18397/34A 1934-07-11 Improvements in or relating to diaphragms for use in acoustic devices Expired AU1839734A (en)

Publications (1)

Publication Number Publication Date
AU1839734A true AU1839734A (en) 1935-08-22

Family

ID=

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