Piastra Roberto

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Torriana (Rimini), IT

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Patents Grantslast 30 patents

Information Patent Grant
Method for making a protective device for guardrails, and a protect...
- Patent number 7,257,875
- Issue date Aug 21, 2007
- Giovanni Masinelli
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES

Patents Applicationslast 30 patents

Information Patent Application
Method for making a protective device for guardrails, and a protect...
- Publication number 20060083588
- Publication date Apr 20, 2006
- Giovanni Masinelli
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES