Teodor E. Constantinescu

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Astoria, NY, US

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Patents Grantslast 30 patents

Information Patent Grant
Single multi-function handpiece for dental instruments
- Patent number 4,820,152
- Issue date Apr 11, 1989
- Dentsply Research & Development Corp.
- George E. Warrin
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE