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Michael Kieslinger
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Vienna, AT
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last 30 patents
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Patent Grant
Apparatus for acoustically improving an environment and related method
Patent number
7,352,874
Issue date
Apr 1, 2008
Andreas Raptopolous
G10 - MUSICAL INSTRUMENTS ACOUSTICS
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last 30 patents
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Patent Application
Apparatus for acoustically improving an environment and related method
Publication number
20030002687
Publication date
Jan 2, 2003
Andreas Raptopoulos
G10 - MUSICAL INSTRUMENTS ACOUSTICS