John H. Heinl

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Springhill, FL, US

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Patents Grantslast 30 patents

Information Patent Grant
Golfer's aid
- Patent number 8,511,524
- Issue date Aug 20, 2013
- John H. Heinl
- B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
Golfer's Aid
- Publication number 20110089211
- Publication date Apr 21, 2011
- John H. Heinl
- B60 - VEHICLES IN GENERAL