Michel Villard

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Moosseedorf, CH

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Patents Grantslast 30 patents

Information Patent Grant
Extracoronal, activatable precision attachment
- Patent number 4,973,249
- Issue date Nov 27, 1990
- Cendres & Metaux SA
- Guglielmetti Silvio
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE