Michael John Boyle

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Stoke-on-Trent, GB

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Patents Grantslast 30 patents

Information Patent Grant
Putting practice aid
- Patent number 7,297,069
- Issue date Nov 20, 2007
- The Puttalite Company Limited
- Michael Kevin Donovan
- A63 - SPORTS GAMES AMUSEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Putting practice aid
- Publication number 20060252567
- Publication date Nov 9, 2006
- Michael Kevin Donovan
- A63 - SPORTS GAMES AMUSEMENTS