Johann Hain

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Laudenbach, DE

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Patents Grantslast 30 patents

Information Patent Grant
Clamping mechanism for a dental tool
- Patent number 5,165,896
- Issue date Nov 24, 1992
- Siemens Aktiengesellschaft
- Johann Hain
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Dental handpiece comprising a grip part
- Patent number 5,007,831
- Issue date Apr 16, 1991
- Siemens Aktiengesellschaft
- Thomas Bierbaum
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Rotatable socket for a dental handpiece
- Patent number 4,398,886
- Issue date Aug 16, 1983
- Siemens Aktiengesellschaft
- Werner Schuss
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE