4. Typewriting machines
  5. Means auxiliary to typewriting function
  6. Frame, casing, or support for typewriter

Kuan-Nan Chou

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Self-positioning device for a keyboard

Typewriting machines – Means auxiliary to typewriting function – Frame – casing – or support for typewriter
Reexamination Certificate

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Wrist rest capable of vertically storing up a keyboard

Typewriting machines – Means auxiliary to typewriting function – Attachment for guiding fingers or hands of typist
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2710027

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