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Jean Mallard de la Varende
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Boulogne, FR
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last 30 patents
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Patent Grant
Colorimetric processes for the determination and control of the per...
Patent number
5,756,358
Issue date
May 26, 1998
L'Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Ge...
Jean Mallard de la Varende
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Colorimetric processes for the determination and control of the per...
Patent number
5,438,002
Issue date
Aug 1, 1995
L'Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Ge...
Jean Mallard de la Varende
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE