Roland Leonard

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Maisons-Laffitte, FR

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Patents Grantslast 30 patents

Information Patent Grant
Nozzle for plastic injection mould
- Patent number 4,902,218
- Issue date Feb 20, 1990
- Societe a Responsabilite Limitee dite: Delta Projet
- Roland Leonard
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL