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Alphanumeric Character Set Disclosure Number: IPCOM000068189D
Original Publication Date: 1979-Dec-01
Included in the Prior Art Database: 2005-Feb-20

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Grubb, HR [+details]


In a keyboard printer device with a capability for giving an operator audio feedback of keyed information as well as prompts, the operator may still be unsure of which letter was input even after hearing it because of the similarity in sound between certain letters, for example, b and v.