4. Geometrical instruments
  5. Straightedge type
  6. With means for moving straightedge over a surface

Bao-Shen Liu

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Angle measuring instrument

Geometrical instruments – Gauge – Pipe layout or fitting
Patent

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Automatic writing apparatus for segmental writing elements with

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

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Grip portion for a writing instrument

Office supplies; artists and teachers materials – Equipment for writing – drawing – or for fine arts – Element or attachment
Design Patent

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Offset pen

Coating implements with material supply – With means to attach or conform to body of user
Reexamination Certificate

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Offset pen

Coating implements with material supply – With means to attach or conform to body of user
Reexamination Certificate

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Profile ID: LFUS-PAI-P-409529

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