4. Horizontally supported planar surfaces
  5. With separable components
  6. Surface separable from support entity

David F. Evans

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Drafting board and support structure therefor

Horizontally supported planar surfaces – With separable components – Surface separable from support entity
Patent

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Vertically-adjustable two-post drafting table

Horizontally supported planar surfaces – Biased surface
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Profile ID: LFUS-PAI-P-1535690

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