Paul Ritchey

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Kentwood, MI, US

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Patents Grantslast 30 patents

Information Patent Grant
Filter assembly for water treatment system
- Patent number D921836
- Issue date Jun 8, 2021
- Access Business Group International LLC
- Michael E. Miles
- D23 - Environmental heating and cooling
Information Patent Grant
Filter for water treatment system
- Patent number D921834
- Issue date Jun 8, 2021
- Access Business Group International LLC
- Michael E. Miles
- D23 - Environmental heating and cooling