AU2477630A - Improvements in amplifying horns for use with apparatus forthe reproduction of sound anda process forthe manufacture thereof - Google Patents

Improvements in amplifying horns for use with apparatus forthe reproduction of sound anda process forthe manufacture thereof

Info

Publication number
AU2477630A
AU2477630A AU24776/30A AU2477630A AU2477630A AU 2477630 A AU2477630 A AU 2477630A AU 24776/30 A AU24776/30 A AU 24776/30A AU 2477630 A AU2477630 A AU 2477630A AU 2477630 A AU2477630 A AU 2477630A
Authority
AU
Australia
Prior art keywords
forthe
sound
reproduction
manufacture
anda process
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
AU24776/30A
Inventor
Cornelis Douw Jacobus
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.)
Christiaan Henri Henny Max Adolf Henny
Original Assignee
Christiaan Henri Henny Max Adolf Henny
Filing date
Publication date
Application filed by Christiaan Henri Henny Max Adolf Henny filed Critical Christiaan Henri Henny Max Adolf Henny
Publication of AU2477630A publication Critical patent/AU2477630A/en
Expired legal-status Critical Current

Links

AU24776/30A 1930-01-23 Improvements in amplifying horns for use with apparatus forthe reproduction of sound anda process forthe manufacture thereof Expired AU2477630A (en)

Publications (1)

Publication Number Publication Date
AU2477630A true AU2477630A (en) 1931-01-29

Family

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