Jan Wasastjerna

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Kauniainen, FI

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for controlling the atmosphere of an essential...
- Patent number 5,860,857
- Issue date Jan 19, 1999
- AGA Aktiebolag
- Jan Wasastjerna
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE