AU1827629A - Improvements insound amplifiers - Google Patents

Improvements insound amplifiers

Info

Publication number
AU1827629A
AU1827629A AU18276/29A AU1827629A AU1827629A AU 1827629 A AU1827629 A AU 1827629A AU 18276/29 A AU18276/29 A AU 18276/29A AU 1827629 A AU1827629 A AU 1827629A AU 1827629 A AU1827629 A AU 1827629A
Authority
AU
Australia
Prior art keywords
amplifiers
insound
improvements insound
insound amplifiers
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
AU18276/29A
Inventor
Allen Mitchell Frank
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.)
Columbia Graphophone Company Ltd -
Original Assignee
Columbia Graphophone Company Ltd -
Filing date
Publication date
Application filed by Columbia Graphophone Company Ltd - filed Critical Columbia Graphophone Company Ltd -
Publication of AU1827629A publication Critical patent/AU1827629A/en
Expired legal-status Critical Current

Links

AU18276/29A 1929-02-07 Improvements insound amplifiers Expired AU1827629A (en)

Publications (1)

Publication Number Publication Date
AU1827629A true AU1827629A (en) 1930-05-20

Family

ID=

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