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Inventors
Deafness @ AboutSuggested ReadingInnovations for the Hearing ImpairedSign LanguageNo one person invented sign language - it evolved world-wide in a natural fashion, much the way any language evolved. We can name a few people as the innovators of specific signing manuals. Each language English, French, German etc developed their own respective sign languages at different times. American sign language (ASL) is closely related to French sign language.
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