Beniamino Silberstein

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Parco Spazio - 81100 Caserta, IT

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Patents Grantslast 30 patents

Information Patent Grant
Composing plane for two-sided puzzles
- Patent number 4,984,798
- Issue date Jan 15, 1991
- Beniamino Silberstein
- A63 - SPORTS GAMES AMUSEMENTS