4. Surgery
  5. Means for introducing or removing material from body for...
  6. Treating material introduced into or removed from body...

Douglas S. Richmond

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Check valve for use with intravenous pump

Surgery – Means for introducing or removing material from body for... – Treating material introduced into or removed from body...
Patent

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Faucet

Fluid handling – Systems – Multi-way valve unit
Reexamination Certificate

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Fill valve

Fluid handling – Liquid level responsive or maintaining systems – By float controlled valve
Reexamination Certificate

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Method of forming a wear resistant component

Fluid handling – Processes – Cleaning – repairing – or assembling
Reexamination Certificate

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Valve component for faucet

Fluid handling – Systems – Multi-way valve unit
Reexamination Certificate

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Profile ID: LFUS-PAI-P-1129301

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