Dennis Bertken

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Encinitas, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Combined glow stick and multi-purpose safety device
- Patent number D598150
- Issue date Aug 11, 2009
- Pacific Pathway, Inc.
- Dennis Bertken
- D26 - Lighting
Information Patent Grant
Multi-purpose safety device
- Patent number D581568
- Issue date Nov 25, 2008
- Pacific Pathway, Inc.
- Dennis Bertken
- D26 - Lighting