Dewey E. Helt

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Tulsa, OK, US

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Patents Grantslast 30 patents

Information Patent Grant
Garment for use in water recreation
- Patent number D344120
- Issue date Feb 8, 1994
- Dewey E. Helt
- D21 - Games, toys, and sports goods
Information Patent Grant
Garment for use in water recreation
- Patent number 4,986,786
- Issue date Jan 22, 1991
- Dewey E. Helt
- A41 - WEARING APPAREL