Simon R. Williamson

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Providence, RI, US

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Patents Grantslast 30 patents

Information Patent Grant
Toy wheel
- Patent number 7,014,272
- Issue date Mar 21, 2006
- Simon Williamson
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Clock
- Patent number D332407
- Issue date Jan 12, 1993
- Theo Giordano
- D10 - Measuring, testing, or signalling instruments