LABORATORIES BIOTROL

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Patents Grantslast 30 patents

Information Patent Grant
Filter system with an incorporated gas escape opening, intended to...
- Patent number 4,875,899
- Issue date Oct 24, 1989
- Laboratories Biotrol
- Henri Holtermann
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Closure clamp for body waste collecting bag
- Patent number 4,834,730
- Issue date May 30, 1989
- Laboratories Biotrol
- Henri Holtermann
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

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