4. Dentistry
  5. Apparatus
  6. Hand manipulatable implement

James C. Richardson

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Disposable dental tool

Dentistry – Apparatus – Hand manipulatable implement
Patent

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Machine for heating elongated flat surfaces

Heating – Heat generator with an associated work support or heat... – Movably mounted heat emitter traverses work during heating
Patent

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Portable writing board structure

Supports – Easel; book – copy or music score holder – Knockdown or collapsible
Reexamination Certificate

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Valve assembly

Fluid handling – Line condition change responsive valves – Direct response valves
Patent

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Profile ID: LFUS-PAI-P-446992

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