Ronald R. Zentz

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York, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Custom fitting variable dimension dental impression tray, product a...
- Patent number 6,196,840
- Issue date Mar 6, 2001
- DENTSPLY Research & Development Corp.
- Ronald R. Zentz
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE