AU2921430A - Improvements in or relating to sound reproducing devices - Google Patents

Improvements in or relating to sound reproducing devices

Info

Publication number
AU2921430A
AU2921430A AU29214/30A AU2921430A AU2921430A AU 2921430 A AU2921430 A AU 2921430A AU 29214/30 A AU29214/30 A AU 29214/30A AU 2921430 A AU2921430 A AU 2921430A AU 2921430 A AU2921430 A AU 2921430A
Authority
AU
Australia
Prior art keywords
relating
sound reproducing
reproducing devices
devices
sound
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
AU29214/30A
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.)
Electrical Research Products Inc
Original Assignee
Electrical Research Products Inc
Filing date
Publication date
Application filed by Electrical Research Products Inc filed Critical Electrical Research Products Inc
Publication of AU2921430A publication Critical patent/AU2921430A/en
Expired legal-status Critical Current

Links

AU29214/30A 1930-09-24 Improvements in or relating to sound reproducing devices Expired AU2921430A (en)

Publications (1)

Publication Number Publication Date
AU2921430A true AU2921430A (en) 1931-10-01

Family

ID=

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