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Sound Masking System
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Publication number 20230353935
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Publication date Nov 2, 2023
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Cambridge Sound Management, Inc.
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Thomas R. Horrall
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G10 - MUSICAL INSTRUMENTS ACOUSTICS
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Sound Masking System
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Publication number 20200177991
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Publication date Jun 4, 2020
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Cambridge Sound Management, Inc.
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Thomas R. Horrall
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Sound Masking System
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Publication number 20180041831
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Publication date Feb 8, 2018
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Cambridge Sound Management, Inc.
-
Thomas R. Horrall
-
G10 - MUSICAL INSTRUMENTS ACOUSTICS
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SOUND MASKING SYSTEM
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Publication number 20150350780
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Publication date Dec 3, 2015
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Cambridge Sound Management, Inc.
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Thomas R. Horrall
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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-
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Sound masking system
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Publication number 20070133816
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Publication date Jun 14, 2007
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Thomas R. Horrall
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Sound masking system
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Publication number 20030219133
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Publication date Nov 27, 2003
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ACENTECH, INC.
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Thomas R. Horrall
-
H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Sound masking system
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Publication number 20030091199
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Publication date May 15, 2003
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Thomas R. Horrall
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H04 - ELECTRIC COMMUNICATION TECHNIQUE