Downey L. Thomas III

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Long Beach, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Bat swing training device
- Patent number 10,166,452
- Issue date Jan 1, 2019
- Downey L. Thomas
- A63 - SPORTS GAMES AMUSEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Bat Swing Training Device
- Publication number 20160325165
- Publication date Nov 10, 2016
- Downey L. Thomas
- A63 - SPORTS GAMES AMUSEMENTS