4. Supports
  5. Brackets
  6. Adjustable

David John Law

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Adjustable keyboard with adjusting and locking mechanism,...

Typewriting machines – Key-board or key lever-actuating mechanism – Key-cap or key-stem structure
Reexamination Certificate

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Adjustable keyboard with adjusting and locking mechanism,...

Typewriting machines – Key-board or key lever-actuating mechanism – Key-board including keys grouped to facilitate positioning...
Reexamination Certificate

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Articulated keyboard shelf

Supports – Brackets – Adjustable
Patent

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Articulated keyboard shelf

Supports – Armrest or headrest – Armrest for writer
Patent

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Articulated keyboard shelf

Supports – Brackets – Adjustable
Patent

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Profile ID: LFUS-PAI-P-1067081

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