AU2345125A - Improvements insound amplifying horns for talking machines and loudspeakers - Google Patents

Improvements insound amplifying horns for talking machines and loudspeakers

Info

Publication number
AU2345125A
AU2345125A AU23451/25A AU2345125A AU2345125A AU 2345125 A AU2345125 A AU 2345125A AU 23451/25 A AU23451/25 A AU 23451/25A AU 2345125 A AU2345125 A AU 2345125A AU 2345125 A AU2345125 A AU 2345125A
Authority
AU
Australia
Prior art keywords
loudspeakers
talking machines
insound
amplifying horns
horns
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
AU23451/25A
Inventor
Levis Robert
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.)
Individual
Original Assignee
Individual
Filing date
Publication date
Application filed by Individual filed Critical Individual
Publication of AU2345125A publication Critical patent/AU2345125A/en
Expired legal-status Critical Current

Links

AU23451/25A 1925-06-09 Improvements insound amplifying horns for talking machines and loudspeakers Expired AU2345125A (en)

Publications (1)

Publication Number Publication Date
AU2345125A true AU2345125A (en) 1926-06-22

Family

ID=

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