US Patent 12020684 Text to speech announcement system
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US Patent 12020684 Text to speech announcement system
Article
Patent abstract
There is disclosed a text to speech announcement system capable of operating without an external power source for long periods of time.
Infobox
Is a
Patent Jurisdiction
Patent Number
Patent Inventor Names
Charles Menzel0
Frederick A. Wood0
Date of Patent
June 25, 2024
0Patent Application Number
175476850
Date Filed
December 10, 2021
0Patent Citations
Patent Primary Examiner
CPC Code
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