Peter Hafele

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Patents Grantslast 30 patents

Information Patent Grant
Dental cleaning device with a grip member
- Patent number 5,697,784
- Issue date Dec 16, 1997
- U.S. Philips Corporation
- Peter Hafele
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Dental-jet device and mouthpiece for a dental-jet device
- Patent number 5,616,028
- Issue date Apr 1, 1997
- U.S. Philips Corporation
- Peter Hafele
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE