4. Television
  5. Special applications
  6. Aid for the blind

Lee Hamilton

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Braille display for use with a notetaker and with personal...

Typewriting machines – Foreign language or braille typewriter – Braille
Reexamination Certificate

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Braille input device

Typewriting machines – Key-board or key lever-actuating mechanism – For braille typewriter
Reexamination Certificate

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Desktop electronic magnifier

Television – Special applications – Aid for the blind
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2183146

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