John H. Prusaitis

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Chicago, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Dental instrument sharpening device
- Patent number 5,667,434
- Issue date Sep 16, 1997
- John H. Prusaitis
- B24 - GRINDING POLISHING
Information Patent Grant
Sharpening device and method for sharpening a dental instrument
- Patent number 5,487,693
- Issue date Jan 30, 1996
- John H. Prusaitis
- B24 - GRINDING POLISHING