Mikolaj LESNIEWICZ

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Patents Grantslast 30 patents

Information Patent Grant
Tennis training device
- Patent number 8,137,218
- Issue date Mar 20, 2012
- Mikołaj Leśniewicz
- A63 - SPORTS GAMES AMUSEMENTS

Patents Applicationslast 30 patents

Information Patent Application
TENNIS TRAINING DEVICE
- Publication number 20110165970
- Publication date Jul 7, 2011
- Mikolaj LESNIEWICZ
- A63 - SPORTS GAMES AMUSEMENTS