4. Coating implements with material supply
  5. Solid material for rubbing contact or support therefor
  6. Including means to advance material

Jean-Guy Dufour

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Line level

Geometrical instruments – Indicator of direction of force traversing natural media – Level or plumb – terrestrial gravitation responsive
Patent

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Mechanical pencil

Coating implements with material supply – Solid material for rubbing contact or support therefor – Including means to advance material
Patent

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Profile ID: LFUS-PAI-P-1166092

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