4. Geometrical instruments
  5. Indicator of direction of force traversing natural media
  6. Level or plumb, terrestrial gravitation responsive

Wun-hui Liu

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Auxiliary rule of tile cutter

Geometrical instruments – Gauge – Flooring – floor or wall covering – or molding
Patent

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Ceiling fan having lighting fixture

Rotary kinetic fluid motors or pumps – Endless flexible runner
Patent

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Firewood splitting machine

Woodworking – Splitting machine – Wedge
Patent

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Household tile cutting gauge

Geometrical instruments – Straightedge type – Plural straightedges – relatively moveable
Patent

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Manually-operated tile cutter

Severing by tearing or breaking – Breaking or tearing apparatus – Combined with preliminary weakener or with nonbreaking cutter
Patent

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Profile ID: LFUS-PAI-P-373470

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