Dirk Vogelaar

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Zoetermeer, NL

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Patents Grantslast 30 patents

Information Patent Grant
Hypodermic syringe with retractable needle
- Patent number 8,454,559
- Issue date Jun 4, 2013
- Addino B.V.
- Richardus Gerardus Theodora Fierkens
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

Information Patent Application
HYPODERMIC SYRINGE WITH RETRACTABLE NEEDLE
- Publication number 20110264041
- Publication date Oct 27, 2011
- Richardus Gerardus Theodora Fierkens
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Safety syringe
- Publication number 20070123830
- Publication date May 31, 2007
- ADDINO B.V.
- Richardus Henricus Johannes Fierkens
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE