Yves Longevialle

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Bretigny, FR

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Patents Grantslast 30 patents

Information Patent Grant
Compositions modifying ballistic properties and propellants contain...
- Patent number 5,639,987
- Issue date Jun 17, 1997
- Societe Nationale des Poudres et Explosifs
- Gerard Berteleau
- C06 - EXPLOSIVES MATCHES