Roger T. Erickson

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Pebble Beach, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Filter and collection device for separating materials and use thereof
- Patent number 6,592,769
- Issue date Jul 15, 2003
- Roger T. Erickson
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Dental environmental filter for heavy metals and mercury hygiene
- Patent number 6,149,812
- Issue date Nov 21, 2000
- Roger T. Erickson
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE