David Howard Meldrum Annett

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Harrogate, North Yorkshir, H92 9NS, GB

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Patents Grantslast 30 patents

Information Patent Grant
Air abrasion system for use in dental procedures
- Patent number 6,106,288
- Issue date Aug 22, 2000
- DENTSPLY Research & Development Corp.
- John Michael Brassil
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Portable air abrasion system
- Patent number D400212
- Issue date Oct 27, 1998
- John Michael Brassil
- D15 - Machines not elsewhere specified
Information Patent Grant
Countertop air abrasion system
- Patent number D400214
- Issue date Oct 27, 1998
- John Michael Brassil
- D15 - Machines not elsewhere specified