Roberto Siviero

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49-27029 Vigevano (Pv.), IT

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Patents Grantslast 30 patents

Information Patent Grant
Portable apparatus for using bicycles as a type of watercraft
- Patent number 5,807,148
- Issue date Sep 15, 1998
- Roberto Siviero
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Land vehicle floatable and steerable in water
- Patent number 5,415,574
- Issue date May 16, 1995
- Roberto Siviero
- B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT