James C. Erhardt

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Okeana, OH, US

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Patents Grantslast 30 patents

Information Patent Grant
Method for using a head covering apparatus
- Patent number 8,479,319
- Issue date Jul 9, 2013
- James C. Erhardt
- A42 - HEADWEAR
Information Patent Grant
Head covering apparatus
- Patent number 8,051,497
- Issue date Nov 8, 2011
- James C. Erhardt
- A42 - HEADWEAR